AT&T 585-300-903 Issue 4 October 1992 AUDIX® Networking
Copyright 1992 AT&T All Rights Reserved Printed in U.S.A. Notice While reasonable efforts were made to ensure that the information in this document was complete and accurate at the time of printing, AT&T can assume no responsibility for any errors. Changes and corrections to the information contained in this document may be incorporated into future reissues. Your Responsibility for Your System's Security You are responsible for the security of your system.
Contents ________________________________________________________________________ ________________________________________________________________________ About This Document . . . . . . . . . . . . . . . . . . . . INTENDED AUDIENCE xvii . . . . . . . . . . . . xvii PREREQUISITE SKILLS OR KNOWLEDGE . . . . . . . . . . . . xvii HOW THIS DOCUMENT IS ORGANIZED . . . . . . . . . . . . . xvii CHANGES FROM THE PREVIOUS ISSUE . . . . . . . . . . . . xviii .
iv Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ 2. Dedicated EIA RS-232 Networks . . . . . . . . . . . . . . CONSIDERATIONS . 2-1 . . . . . . . . . . . . . . . . . 2-1 . . . . . . . . . . . . . . . . . 2-1 AUDIX REQUIREMENTS FOR DEDICATED RS-232 . . . . . . . . .
Contents v ________________________________________________________________________________________ ______________________________________________________________________________________ DATA RATES FOR DCP MODE 1 . 4-7 5. DCP Mode 2 Networks — Modem Pooling . . . . . . . . . . 5-1 CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 . . . . . . . . . . . . . . . . . 5-2 AUDIX SYSTEM REQUIREMENTS FOR DCP MODE 2 . . . .
vi Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ 7. Mixtures of RS-232 and DCP Networks . . . . . . . . . . . CONSIDERATIONS . 7-1 . . . . . . . . . 7-1 . . . . . . . . . 7-1 . . . . . . . . . 7-2 8. EIA RS-232 Cabling . . . . . . . . . . . . . . . . . . . 8-1 . . . . . . . . . .
Contents vii ________________________________________________________________________________________ ______________________________________________________________________________________ Loopback Testing for R1V7 . . . . . . . . . . . . 10-7 . . . . . . . . . . . . 10-8 11. DCP Mode 2 Installation and Administration . . . . . . . . . 11-1 . . . . Loopback Testing for R1V5 and R1V6 INSTALLING A 2296A AND MTDM IN A MODEM POOL . . . . . . . .
viii Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ 13. AUDIX System Administration REMOTE UPDATES . . . . . . . . . . . . . . 13-1 . . . . . . . . . . . . . . . . . . . 13-1 . . . . . . . . . . . . . . . . . . . 13-1 Complete Updates . . . . . . . . . . . . . . . . . . .
Contents ix ________________________________________________________________________________________ ______________________________________________________________________________________ Step 1: Activating the Remote Updates Feature . . . . . . . . . 14-26 Step 2: Testing the Remote Updates Feature . . . . . . . . . . 14-26 Step 3: Performing Voice Mail Test . . . . . . . . . . 14-27 Step 4: Activating Remote Updates for Additional AUDIX Systems . . . . . . . . . . . . .
x Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ Index . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents xi ________________________________________________________________________________________ ______________________________________________________________________________________ LIST OF FIGURES Figure 1-1. H600-330, Group 1 AUDIX Special Null-Modem Cable . . . . . . . 1-8 Figure 1-2. H600-331, Group 2 AUDIX Networking Breakout Cable . . . . . . . 1-9 Figure 1-3. H600-331, Group 1 AUDIX Networking Breakout Cable . . . . . . . 1-10 Figure 2-1.
xii Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ Figure 8-3. Dedicated RS-232 Connection (using Z3A ADUs) . . . . . . . . . 8-4 Figure 8-4. Switched RS-232 to an Analog Switch Port . . . . . . . . . . . 8-5 Figure 8-5. Switched RS-232 to a DCP Switch Port . . . . . . . . . . . 8-5 Figure 9-1.
Contents xiii ________________________________________________________________________________________ ______________________________________________________________________________________ Figure 11-12. Manager II Administration for Digital Side of Modem Pooling (Proc 014, Word 2) . . . . . . . . . . . . . . . . . . . . . . . . . 11-27 Figure 11-13. Manager II Administration for Analog Side of Modem Pooling (Proc 100, Word 1) . . . . . . . . . . . . . . . . . . . . . . . . . 11-28 Figure 11-14.
xiv Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________ Figure 14-20. Checking the ACC(E) Channel Status . . . . . . . . . . . . 14-32 Figure 14-21. Checking the ACC(E) Channel Status . . . . . . . . . . . . 14-33 Figure 14-22. Checking the AUDIX Listen Status . . . . . . . . . . . . . 14-34 Figure 14-23.
Contents xv ________________________________________________________________________________________ ______________________________________________________________________________________ LIST OF TABLES Table 1-1. Pin Assignments for the H600-331, Group 2 Cable . . . . . . . . . 1-8 Table 1-2. Pin Assignments for the H600-331, Group 1 Cable . . . . . . . . . 1-10 . . . . . 5-9 . . . . . . 5-10 Table 5-1. Tested RS-232 to Rack-Mounted Modem Pool Combinations Table 5-2.
xvi Contents ________________________________________________________________________________________________ ________________________________________________________________________________________________
About This Document ________________________________________________________________________________________ ______________________________________________________________________________________ This document describes most major aspects of networking AUDIX Voice Messaging Systems. Its purpose is to assist any group or person involved with the implementation of an AUDIX network.
xviii About This Document ________________________________________________________________________________________________ ________________________________________________________________________________________________ • Chapter 7, Mixtures of RS-232 and DCP Networks, presents examples of combination networks where a single adjunct might use RS-232 and DCP or where one location uses RS-232 and another location uses DCP. Requirements are provided in earlier chapters.
About This Document xix ________________________________________________________________________________________ ______________________________________________________________________________________ NOTE In this document, the terms Generic 3i and Generic 3s refer to versions of software based on DEFINITY Generic 1 features. The term Generic 3r refers to the version of software based on DEFINITY Generic 2 features.
xx About This Document ________________________________________________________________________________________________ ________________________________________________________________________________________________ • • • • • • • ESS Switch is a trademark of AT&T Hayes is a registered trademark of Hayes Microcomputer Products, Inc.
1. Introduction ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX Networking enables an organization to transmit messages between two or more AUDIX systems, making the group of systems appear as one large system. One-Cabinet AUDIX systems, Two-Cabinet AUDIX systems, and AUDIX Large systems can be used.
1-2 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ NOTE Although a total of six network channels are available on an AUDIX system, the AUDIX R1V3, R1V4, and R1V5 software limit the number of simultaneously active channels to four.
Introduction 1-3 ________________________________________________________________________________________ ______________________________________________________________________________________ REMOTE NETWORKING In a remote network, AUDIX systems are integrated with more than one switch. The local system can be networked with up to 100 other remote AUDIX adjuncts.
1-4 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX Software An AUDIX network can consist of a mixture of R1V3, R1V4, R1V5, R1V6, and R1V7 systems. If desired, you may upgrade your AUDIX-L to R1V5 or upgrade your AUDIX one- or two-cabinet system to the latest software version. See the System Description manual (585-305-201) for ordering codes.
Introduction 1-5 ________________________________________________________________________________________ ______________________________________________________________________________________ TN539 ACCE This circuit pack provides four DCP channels and two RS-232 channels. It will work with R1V5 and later software. The Vintage 7 TN539 permits six simultaneously active ports. Vintage 4 and earlier of the TN539 permits four simultaneously active ports.
1-6 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ Other AUDIX Circuit Pack Requirements Certain circuit packs must be present and certain other packs must be of a specific vintage or issue. One-Cabinet and Two-Cabinet AUDIX System In slot 01 of the base cabinet the AUDIX system must have the following: • TN506B circuit pack (comcode 105222301).
Introduction 1-7 ________________________________________________________________________________________ ______________________________________________________________________________________ One-Cabinet and Two-Cabinet AUDIX System For new orders, an ACC/ACCE port will be installed at the back of the AUDIX system base cabinet and wired to the backplane. For upgrades to existing systems, check the base cabinet for an ACC D05 connector. This is a 50-pin Amphenol connector.
1-8 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ Standard RS-232 Female Connector (Both Sides) Pins 1 14 2 15 3 16 4 17 5 18 6 19 7 20 8 21 9 22 10 23 11 24 12 25 13 Internal Connections of the Special AUDIX Null-Modem 1 1 2 2 3 3 20 20 6 6 22 22 8 8 4 4 5 5 24 24 15 15 17 17 7 7 Figure 1-1.
Introduction 1-9 ________________________________________________________________________________________ ______________________________________________________________________________________ 2.4 FT. (0.73M) UP TO 200 FT (60.96M) AMPHENOL 50-PIN FEMALE CONNECTOR PATCH TO CROSS-CONNECT FIELD CONNECTS TO AUDIX ACCE PORT ED-1E434-11 GROUP 300 50 PIN MALE-MALE OR ED-1E434-11 GROUP 500 50 PIN MALE-FEMALE AMPHENOL 50-PIN MALE CONNECTOR A CONNECT TO DEDICATED OR SWITCHED RS-232 ENDPOINTS B 5.0 FT (1.
1-10 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ Table 1-2.
Introduction 1-11 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX System Administration In order for the AUDIX system to recognize messages addressed to subscribers at other AUDIX systems, it must be administered with remote machine and remote subscriber profiles. Dial strings, transmission intervals, connection types, and so forth must also be assigned.
1-12 Introduction ________________________________________________________________________________________________ ________________________________________________________________________________________________ R1V6 Release Major changes brought about by AUDIX R1V6 software and the vintage 7 TN539: • With the R1V3, R1V4, and R1V5 software releases, only four channels could be simultaneously active.
2. Dedicated EIA RS-232 Networks ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX networking can be implemented using a dedicated Electronic Industries Association (EIA) RS-232 interface. This chapter presents dedicated RS-232 configurations supported by AT&T. These examples show AUDIX using RS-232 at both ends.
2-2 Dedicated EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ to the channel will retry automatically. Normally both RS-232 channels are required for networking. If only one channel is used, the other channel can be used for the AUDIX Call Detail Recording (CDR) feature.
Dedicated EIA RS-232 Networks 2-3 ________________________________________________________________________________________ ______________________________________________________________________________________ RS-232 AUDIX H600-331 GROUP 2 SWITCH H600-330 GROUP 1 (TWO SHOWN) H600-331 GROUP 2 AUDIX RS-232 RS-232 M25A RS-232 EXTENSION CABLES CALL DETAIL RECORDING NOTE: Only one cable can be connected at a time Figure 2-2.
2-4 Dedicated EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ H600-331 GROUP 2 MODEM AUDIX RS-232 H600-331 GROUP 2 H600-330 GROUP 1 RS-232 AUDIX MODEM RS-232 SWITCH H600-331 GROUP 2 MODEM MODEM RS-232 AUDIX RS-232 MODEM RS-232 CALL DETAIL RECORDING Figure 2-4.
Dedicated EIA RS-232 Networks 2-5 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCH (OR CUSTOMER) REQUIREMENTS FOR DEDICATED RS-232 If the distance between systems is greater than 10 feet (3.05 meters), an M25A RS-232 extender cable (male-female) is required in addition to the H600-331, Group 2 cable and H600-330, Group 1 null-modems at each AUDIX system.
2-6 Dedicated EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ DATA SET SWITCH AUDIX H600-330 GROUP 1 H600-331 GROUP 2 SWITCH AUDIX H600-331 GROUP 2 M25B RS-232 EXTENSION CABLE DATA SET BUILDING WIRE DATA SET SWITCH AUDIX H600-331 GROUP 2 Figure 2-5.
3. Switched EIA RS-232 Networks ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX networks can be implemented using a switched Electronic Industries Association (EIA) RS-232 connection. Networks can also be implemented by converting the RS-232 channels into switched Digital Communications Protocol (DCP) connections.
3-2 Switched EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCHED RS-232 USING MODEMS When a dedicated RS-232 network requires more than three AUDIX systems, or any time two systems are separated by a distance greater than two data sets can support, a switched RS-232 network must be formed.
Switched EIA RS-232 Networks 3-3 ________________________________________________________________________________________ ______________________________________________________________________________________ H600-331 GROUP 2 MODEM RS-232 H600-331 GROUP 2 AUDIX RS-232 H600-330 GROUP 1 AUDIX MODEM RS-232 SWITCH H600-331 GROUP 2 MODEM RS-232 H600-331 GROUP 2 MODEM AUDIX RS-232 H600-330 GROUP 1 AUDIX RS-232 Figure 3-1.
3-4 Switched EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX System Requirements For Switched RS-232 Using Modems Each AUDIX system must be running R1V5 or later software. Each AUDIX system must be equipped with a TN539 or TN539B ACCE circuit pack. The AUDIX Networking Breakout cable (H600-331, Group 2) is required at each AUDIX system.
Switched EIA RS-232 Networks 3-5 ________________________________________________________________________________________ ______________________________________________________________________________________ NOTE Equivalent modems such as the AT&T Paradyne DL424 instead of the DM424 modem could be used. The modem requires a connection through one of the switch’s analog ports or can connect directly to a CO line.
3-6 Switched EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ Data Rates for Switched RS-232 Using Modems When connected through the switch, data rates are limited to speeds up to and including 19.2 Kbps. The speeds may be reduced by the limit of the modems and the public/private facilities involved.
Switched EIA RS-232 Networks 3-7 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCHED RS-232 USING DATA MODULES FOR DCP By using a data module instead of a modem, the RS-232 channel becomes a DCP channel, at least as far as the switch and the switch network is concerned. RS-232 channels can be converted to DCP mode 1, DCP mode 2, or DCP mode 3.
3-8 Switched EIA RS-232 Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX System Requirements for Switched RS-232 Using Data Modules For DCP Each AUDIX system must be running R1V5 or later software and must be equipped with a TN539 or TN539B ACCE circuit pack and the AUDIX Networking Breakout cable (H600-331 Group 1 or 2).
4. DCP Mode 1 Networks — 56 Kbps ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX networks can be implemented using AT&T’s Digital Communications Protocol (DCP) Mode 1. This type of network is only used when the AUDIX systems to be networked are not colocated and, therefore, they require some type of interlocation facility to pass data.
4-2 DCP Mode 1 Networks — 56 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ NOTE MERLIN II, System 75, and DEFINITY Generic 1 and Generic 3 can only access two of the four DCP channels. This is a limitation regardless of the AUDIX software and networking circuit pack used.
DCP Mode 1 Networks — 56 Kbps 4-3 ________________________________________________________________________________________ ______________________________________________________________________________________ CROSS-CONNECT FIELD SWITCH H600-331, GROUP 2 AUDIX DCP POINT-OF PRESENCE SWITCH RS-232 (NOT EQUIPPED) SWITCHED 56 SERVICE POINT-OF PRESENCE SWITCH CROSS-CONNECT FIELD H600-331 GROUP 2 SWITCH DCP AUDIX RS-232 (NOT EQUIPPED) Figure 4-1.
4-4 DCP Mode 1 Networks — 56 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ Static Access Static SDDN (non-ISDN) allows customers currently subscribing to SDN voice applications to transmit data on the same access arrangement by designating a subgroup defined for data terminations.
DCP Mode 1 Networks — 56 Kbps 4-5 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX SYSTEM REQUIREMENTS FOR DCP MODE 1 Each AUDIX system requiring access to a switched 56 network must be running R1V5 or later software. Each AUDIX system must also be equipped with a TN539 or TN539B ACCE circuit pack, the AUDIX Networking Breakout cable (H600-331, Group 1 or Group 2).
4-6 DCP Mode 1 Networks — 56 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCH (OR CUSTOMER) REQUIREMENTS FOR DCP MODE 1 To implement AUDIX networking over static or dynamic switched 56 Kbps facilities, the customer’s switch must have a DCP interface to connect with the AUDIX system and a DS1 interface to connect with the 56 Kbps switched network.
DCP Mode 1 Networks — 56 Kbps 4-7 ________________________________________________________________________________________ ______________________________________________________________________________________ • System 85 — The switch must be R2V3 or R2V4 — All tone detectors must be at least an SN255. • DEFINITY Generic 2 — Any release will support static 56 Kbps access. — For universal modules, the detector must be a TN748C (V4 or later). For traditional modules, the detector is a SN255.
4-8 DCP Mode 1 Networks — 56 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________
5. DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX networks can be implemented using AT&T’s Digital Communications Protocol (DCP) Mode 2. This type of network is only used when the AUDIX systems to be networked are not colocated and, therefore, require some type of interlocation facility to pass data.
5-2 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________ GENERAL INFORMATION DCP Mode 2 networking uses the DCP interface between the AUDIX system and the switch. Analog or voice-grade data facilities are used between customer locations.
DCP Mode 2 Networks — Modem Pooling 5-3 ________________________________________________________________________________________ ______________________________________________________________________________________ DCP T/R DCP TO THE CROSSCONNECT FIELD T/R 104A 104A T/R DCP DM424 OR 2296A MODEMS 7400A 7400A RS-232 Figure 5-2.
5-4 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________ CROSS-CONNECT FIELD MODEM POOL SWITCH H600-331, GROUP 2 AUDIX DCP RS-232 ACCESS ANALOG OR VOICE-GRADE DATA PUBLIC/PRIVATE INTERLOCATION FACILITIES CROSS-CONNECT FIELD ANALOG OR VOICE-GRADE DATA MODEM POOL SWITCH H600-331 GROUP 2 DCP AUDIX RS-232 ACCESS Figure 5-3.
DCP Mode 2 Networks — Modem Pooling 5-5 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX SYSTEM REQUIREMENTS FOR DCP MODE 2 Each AUDIX system must be running R1V3 or later software and must be equipped with one of the following: • • • • TN366 AUDIX Communications Controller (ACC) circuit pack TN366B ACC circuit pack TN539 ACC Enhanced (ACCE) circuit pack TN539B ACCE circuit
5-6 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________ Basic Switch Needs The switch must have the following circuit packs to support modem pooling: • System 75, Generic 1, Generic 2 (universal module), or Generic 3: — TN748C Tone Detector (System 75 requires a vintage 1 or vintage 3 board; Generic 1 and Generic 3 require vintag
DCP Mode 2 Networks — Modem Pooling 5-7 ________________________________________________________________________________________ ______________________________________________________________________________________ DCP Interface for the Digital Side of the Modem Pool The following digital lines are required to terminate the digital side of a modem pool: • System 75, Generic 1, or Generic 3: One TN754 or TN754B Digital Line port is required for each modem pool pair.
5-8 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________ Modems and Data Modules The following modems can be used in a modem pool for AUDIX networking. One modem is required for each modem pool pair. • AT&T 2296A (rack-mounted or stand-alone modem pool). If used in a stand-alone modem pool, an auto-dialer module is required.
DCP Mode 2 Networks — Modem Pooling 5-9 ________________________________________________________________________________________ ______________________________________________________________________________________ Table 5-1.
5-10 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________ Table 5-2.
DCP Mode 2 Networks — Modem Pooling 5-11 ________________________________________________________________________________________ ______________________________________________________________________________________ Rack-Mount Equipment The following equipment is required when rack-mounted modem pools are used (i.e.
5-12 DCP Mode 2 Networks — Modem Pooling ________________________________________________________________________________________________ ________________________________________________________________________________________________
6. DCP Mode 3 Networks — 64 Kbps ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX networks can be implemented using AT&T’s Digital Communications Protocol (DCP) Mode 3. This arrangement can be used when the AUDIX systems are colocated (serving the same switch) or when they are at separate customer sites.
6-2 DCP Mode 3 Networks — 64 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ GENERAL INFORMATION DCP Mode 3 networks use the DCP interface on the AUDIX system and on the switch. Since the AUDIX connections are switched, the AUDIX channels can be shared with the CDR application.
DCP Mode 3 Networks — 64 Kbps 6-3 ________________________________________________________________________________________ ______________________________________________________________________________________ CROSS-CONNECT FIELD H600-331, GROUP 2 DCP . .. . . .. . . . . . .. .. . . .. . . .. .. .. .. .. . . . . . . .. .. .. CROSS-CONNECT . . . . .. .. FIELD .. .. . . . .. .. .. ... . . .. .. SWITCH . PATCH CORDS OR .. BUILDING WIRE .. .. .. .. .. .. .. .. .. .. .. .. .. .. DCP .. .. CROSS-CONNECT .. ..
6-4 DCP Mode 3 Networks — 64 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ NON-DCP SWITCH CONTROL LINK .. .. .. VOICE PORTS .. . . ALARM LINK .. .. .. . .. .. .. .. . . .. .. AUDIX H600-331 GROUP 1 .. .. .. MERLIN II DCP D8W-87 CORDS 451A ADAPTERS .. CONTROL LINK VOICE PORTS . . ALARM LINK .. .. .. .. .. .. .. .. ..
DCP Mode 3 Networks — 64 Kbps 6-5 ________________________________________________________________________________________ ______________________________________________________________________________________ • System 85 or Generic 2 (traditional module): Two SN270B General Purpose Ports are required per AUDIX system. Although not required, it is recommended that the ports be on separate packs. Then not all four network channels will be lost in the event a single pack goes bad.
6-6 DCP Mode 3 Networks — 64 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX systems could use up to six channels at any one time. Figure 6-3, DCP Mode 3 Network for Multiple Locations, shows the DS1 arrangement.
DCP Mode 3 Networks — 64 Kbps 6-7 ________________________________________________________________________________________ ______________________________________________________________________________________ DCP MODE 3 FOR A 5ESS SWITCH Figure 6-4, DCP Mode 3 Network for a 5ESS Switch, shows how a Generic 2 provides the DCP and DS1 interfaces for a 5ESS Centrex switch (an example of a non-DCP switch). The customer has installed the AUDIX system to serve their employees which reside on the Centrex.
6-8 DCP Mode 3 Networks — 64 Kbps ________________________________________________________________________________________________ ________________________________________________________________________________________________
7. Mixtures of RS-232 and DCP Networks ________________________________________________________________________________________ ______________________________________________________________________________________ This chapter presents supported configurations using RS-232 and DCP connections on the same AUDIX system. If your customer develops their own method, contact the Business Communications Systems Design Center (BCSDC) to make certain it is feasible.
7-2 Mixtures of RS-232 and DCP Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ RS-232 AND DCP AT SEPARATE LOCATIONS Figure 7-4 shows a case where one of the customer’s AUDIX systems is tied to a DCP switch and the other tied to a non-DCP switch.
Mixtures of RS-232 and DCP Networks 7-3 ________________________________________________________________________________________ ______________________________________________________________________________________ DCP Switch (Two Channels) AUDIX DCP (Two Channels) Data Module RS-232 H600-331 Group 2 Public/Private Interlocation Facilities DCP Switch (Four Channels) AUDIX NOTE: The 7400A and 7400B data modules are bi-directional; the MPDM/MI* is for incoming calls only.
7-4 Mixtures of RS-232 and DCP Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________ T1 CARRIER T1 CARRIER PRIVATE FACILITIES T1 CARRIER COLOCATED SYSTEMS ........................................................................................ . . . . CROSS-CONNECT 25-PIN MALE . . . . FIELD . . CONNECTOR . . . . . . . . . . . SWITCH . H600-331 AUDIX . . .
Mixtures of RS-232 and DCP Networks 7-5 ________________________________________________________________________________________ ______________________________________________________________________________________ 25-PAIR MALE CONNECTOR CROSS-CONNECT FIELD AUDIX NON-DCP SWITCH RS-232 T/R MODEM MODEM DCP ACCESS (NOT USED) T/R H600-331 GROUP 2 ACCE 25-PAIR FEMALE CONNECTOR PUBLIC FACILITIES CROSS-CONNECT FIELD T/R .................... . . . . . . T/R . . MODEM . . . . . . . . RS-232 . . . . . .
7-6 Mixtures of RS-232 and DCP Networks ________________________________________________________________________________________________ ________________________________________________________________________________________________
8. EIA RS-232 Cabling ________________________________________________________________________________________ ______________________________________________________________________________________ This chapter shows how to cable the AUDIX RS-232 ports to another AUDIX system using direct cabling or by cabling through the switch. These ports can be converted to Digital Communications Protocol (DCP) ports before entering the switch, if desired.
8-2 EIA RS-232 Cabling ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCH 25-PAIR MALE CONNECTOR DCP AUDIX DCP AUDIX (NOT USED) RS-232C (MALE) ACCE 25-PAIR FEMALE CONNECTOR RS-232C (MALE) A B RS-232C (MALE) H600-331, GROUP 2 AUDIX NETWORKING BREAKOUT CABLE ACCE 25-PAIR FEMALE CONNECTOR A B OR CONNECT TO ANOTHER DEDICATED RS-232 ENDPOINT H600-
EIA RS-232 Cabling 8-3 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCH 25-PAIR MALE CONNECTOR DCP AUDIX DCP (NOT USED) RS-232C (MALE) ACCE 25-PAIR FEMALE CONNECTOR A A M25A RS-232 EXTENDERS (M/F) RS-232C (MALE) AUDIX (NOT USED) B RS-232C (MALE) RS-232C (MALE) B H600-331, GROUP 2 AUDIX NETWORKING BREAKOUT CABLE H600-330, GROUP 1 AUDIX NULL-MODEM RS-232 (F/F)
8-4 EIA RS-232 Cabling ________________________________________________________________________________________________ ________________________________________________________________________________________________ 25-PAIR MALE CONNECTOR DCP AUDIX AUDIX DCP (NOT USED) (NOT USED) RS-232C (MALE) RS-232C (MALE) ACCE 25-PAIR FEMALE CONNECTOR A RS-232C (MALE) B H600-331, GROUP 2 AUDIX NETWORKING BREAKOUT CABLE ACCE 25-PAIR FEMALE CONNECTOR A RS-232C (MALE) Z3A ADU Z3A ADU D8W-87 D8W-87 451A
EIA RS-232 Cabling 8-5 ________________________________________________________________________________________ ______________________________________________________________________________________ 25-PAIR MALE CONNECTOR AUDIX DCP (NOT USED) SWITCH RS-232C (MALE) ACCE 25-PAIR FEMALE CONNECTOR DW4 A RS-232C (MALE) 103A MODEM ANALOG PORTS DW4 B MODEM 103A H600-331, GROUP 2 AUDIX NETWORKING BREAKOUT CABLE TIP/RING CROSS-CONNECT FIELD Figure 8-4.
8-6 EIA RS-232 Cabling ________________________________________________________________________________________________ ________________________________________________________________________________________________ The modems used for switched RS-232 networking may be one of the following modems that can run Microcom Networking Protocol (19.2 MNP) or non-MNP modes. The non-MNP modes will have a fixed rate of 9600 bps.
EIA RS-232 Cabling 8-7 ________________________________________________________________________________________ ______________________________________________________________________________________ DIP Switch Settings There are no required DIP switch settings for the 7400A or 7400B data sets. The AT&T Paradyne 3820 has no dip switches.
8-8 EIA RS-232 Cabling ________________________________________________________________________________________________ ________________________________________________________________________________________________ RS-232 to DCP Conversion This type of connection is shown for a DCP switch in Figure 8-5, Switched RS-232 to a DCP Switch Port. • To convert an RS-232 channel to DCP mode 2, use a 7400A or 7400B Data Service Unit (DSU).
EIA RS-232 Cabling 8-9 ________________________________________________________________________________________ ______________________________________________________________________________________ Table 8-1.
8-10 EIA RS-232 Cabling ________________________________________________________________________________________________ ________________________________________________________________________________________________
9. DCP Cabling and Administration ________________________________________________________________________________________ ______________________________________________________________________________________ This chapter provides explanations and illustrations for the cabling, translation, and use of the AUDIX networking channels for supported host switches.
9-2 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 25-PAIR MALE CONNECTOR SWITCH DCP DCP PORTS AUDIX ED-1E434-11 GROUP 300 RS-232C ACC (OR ACCE) 25-PAIR FEMALE CONNECTOR A (OR GROUP 500) RS-232C B CROSS-CONNECT FIELD H600-331, GROUP 2 AUDIX NETWORKING BREAKOUT CABLE Figure 9-1.
DCP Cabling and Administration 9-3 ________________________________________________________________________________________ ______________________________________________________________________________________ POWER EXAMPLE: P R O C E S S O R 008D 008D 25 33 24 32 23 31 22 30 21 29 20 28 19 27 18 26 2 3 To reach this port you dial *19 To reach this port you dial *18 SLOT ID: POWER SUPPLY SLOT 0 1 4 5 LEAVE THIS SLOT EMPTY Figure 9-2.
9-4 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX VOICE PORTS DATA LINK AT&T MERLIN II 8 ACC NON-DCP SWITCH 3 5 6 A 7 6 5 4 3 D8W SEE FIGURE 9-2 2 1 D8W AUDIX VOICE PORTS DATA LINK Figure 9-3. AUDIX to MERLIN II Connectivity 4. Run the other ends of the D8W-87 cords to the MERLIN II (008D module).
DCP Cabling and Administration 9-5 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCH ADMINISTRATION The BCSDC will design hunt groups for AUDIX networking so the customer does not need to do so. Always use the extension numbers and hunt sequences provided by the BCSDC for AUDIX networking administration.
9-6 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Use the hunt groups the BCSDC has designed for AUDIX networking. NOTE 7. Set Group Extension to another unused extension. Use a DID extension if the AUDIX system is to be accessed from a remote AUDIX system. 8. Set Group Type to ucd. 9. Set Message Center to none. 10.
DCP Cabling and Administration 9-7 ________________________________________________________________________________________ ______________________________________________________________________________________ 2. The bearer capability of the AUDIX networking ports should be assigned to their class of service using Proc 010, Word 4.
9-8 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ ________________________________________________________________________________________ Wd Fields 1-5 6 7 8 9 10 11 12 13 14 PROC ______________________________________________________________________________________ 1 _________
DCP Cabling and Administration 9-9 ________________________________________________________________________________________ ______________________________________________________________________________________ Generic 2 Administration Generic 2 can use both I-channels of the DCP port. This provides access to all four AUDIX DCP networking ports. The DCP circuits are assigned as Dual Port Data.
9-10 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Manager II Administration Manager II assignments for Generic 2 are as follows: 1.
DCP Cabling and Administration 9-11 ________________________________________________________________________________________ ______________________________________________________________________________________ 2. Assign all four extensions (or six if you are converting RS-232 ports to DCP) to Bearer Capability Class-Of-Service (BCCOS) 6 as shown in Figure 9-5, Manager II Administration of a DCP Port (Proc 000, Word 3). The extension number shown is only an example.
9-12 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ ENHANCED MODE - PROCEDURE: 014, WORD: 1 BEARER CAPABILITY CLASS OF SERVICE - CALL OPTIONS 1. Bearer Capability COS: 6 2. Transport Mode: 0 3. Information Type: 0 Circuit Restrict DEFAULT CAPABILITIES 14. Transport Mode: 0 15. Information Type: 0 16.
DCP Cabling and Administration 9-13 ________________________________________________________________________________________ ______________________________________________________________________________________ ENHANCED MODE - PROCEDURE: 014, WORD: 2 BEARER CAPABILITY CLASS OF SERVICE - DATA OPTIONS 1. Bearer Capability COS: 6 DATA RATE 2. 64000 bps: 3. 56000 bps: 4. 19200 bps: 5. 9600 bps: 6. 4800 bps: 7. 2400 bps: 8. 1200 bps: 9. 300 bps: 10.
9-14 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 4. Assign the DCP equipment location as Dual Port Data (Proc 051, Word 1). Make the entries as shown in Figure 9-8, Manager II Administration for DCP Ports (Proc 051, Word 1). The equipment location shown is only an example. 5.
DCP Cabling and Administration 9-15 ________________________________________________________________________________________ ______________________________________________________________________________________ 6. Assign line appearances to the DCP equipment location. Make the entries as shown in Figure 9-9, Manager II Administration for DCP Ports (Proc 052, Word 1). The extension shown in Field 8 is only an example. 7. The first extension is assigned to Device Type 0 (Field 6) Member 0 (Field 7).
9-16 DCP Cabling and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________
10. DCP Mode 1 Installation and Administration ________________________________________________________________________________________ ______________________________________________________________________________________ In most cases where the customer wishes to use this type of network, it will be because the network connections are already in place. T1 facilities connect the Private Branch Exchange (PBX) to a network point-of-presence switch which in turn is connected to the 56 Kbps facilities.
10-2 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ System 75, Generic 1, and Generic 3 Administration Administration depends on whether the customer is using static (high-speed data only) or dynamic (voice and high-speed data) switched 56 access.
DCP Mode 1 Installation and Administration 10-3 ________________________________________________________________________________________ ______________________________________________________________________________________ System 85 Administration The following translations need to be completed for a System 85 for static switched 56 Kbps (dynamic access is not supported for System 85 R2V3 or R2V4; System 85 R2V2 does not support 56 Kbps networking). System 85 is administered as follows using the MAAP. 1.
10-4 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Generic 2 Administration The following Manager II translations need to be completed for a Generic 2 for static switched 56 Kbps networking. For Generic 2 translations using dynamic 56 Kbps networking, contact the BCSDC.
DCP Mode 1 Installation and Administration 10-5 ________________________________________________________________________________________ ______________________________________________________________________________________ 2. Using Procedure 100, Word 2, assign BCCOS 7 to the trunk group (trunk group 76 is only an example). NOTE BCCOS 7 is the default and should not be modified.
10-6 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 3. Using Procedure 101, Word 1, make the assignments shown below: ENHANCED MODE - PROCEDURE: 101, WORD: 1 TRUNK GROUP CHARACTERISTICS 1. Trunk Group: 76 2. Balance: 0 Disabled 3. Battery Reversal: 0 Disabled No additional digit for DID 4. Incoming Prefix Digit : 5.
DCP Mode 1 Installation and Administration 10-7 ________________________________________________________________________________________ ______________________________________________________________________________________ LOOPBACK TESTING AT&T Network Systems requires loopback capabilities in order to test and support AUDIX networking over switched digital services (SDS). With R1V7 software and a TN539B ACCE, this test can be enabled via the maintenance : network form.
10-8 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ SYSTEM 85 POINTOFPRESENCE SWITCH DS1 SWITCHED ....... 56/64 KBIT SERVICE TEST FACILITY DCP 1 ••• 6 ACCE AUDIX 1 ... . . . . . . . . . . . . . . . . . . . . . . . ... .. SYSTEM 85 .. POINT... . . . . . . . ... . . .. .. OF. . . . . . .. .. .. DS1 .. PRESENCE ..
DCP Mode 1 Installation and Administration 10-9 ________________________________________________________________________________________ ______________________________________________________________________________________ NOTE If the faceplate of the MPDM reads ACCUNET, then the D-kit has already been installed and you should not need to modify the MPDM in any way. In this case, skip to step 2. a. Install the 56 Kbps D-181509 kit by following the instructions included with the kit.
10-10 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Performing Loopback Test AT&T Network Systems requires loopback capabilities in order to test and support AUDIX networking over switched digital services (SDS). NOTE The AUDIX networking ports will be unavailable for the duration of the loopback test.
DCP Mode 1 Installation and Administration 10-11 ________________________________________________________________________________________ ______________________________________________________________________________________ 7. If the RS-232 ports are converted to DCP using an MPDM/M1*, set the SELFTEST/NORMAL switch on the MPDM back to NORMAL. 8. Use the maintenance : network form to unbusy the AUDIX ports.
10-12 DCP Mode 1 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ DCP 0 (NOT CONNECTED) PATCH TO DCP INTERFACE AT THE CROSS-CONNECT FIELD MPDM/M1* 103A 103A 451A AUDIX DCP1 A B DW8-87 EXTENSION CORD UP TO 25 FT. (7.625 M) 25-PIN MALE CONNECTOR H600-331, GROUP 1 5.0 FT (1.524 M) Figure 10-7.
11. DCP Mode 2 Installation and Administration ________________________________________________________________________________________ ______________________________________________________________________________________ This chapter explains how to install and translate stand-alone modem pools and rack-mounted (D-Lead) modem pools. Once the modem pools are installed and translated, any problems should be directed to the Technical Service Center (TSC).
11-2 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Test-fit an empty mounting between the rails and determine which holes in the rails will be used. Leave 1/2 inch between mountings. Start a screw in each of these holes, leaving 1/4-inch gap between the screw-head and rail.
DCP Mode 2 Installation and Administration 11-3 ________________________________________________________________________________________ ______________________________________________________________________________________ Figure 11-2, Modem Pooling Cabinet with MTDMs (Front View), shows the front of a 105A and a 46A2 mounting. The shared Liquid Crystal Display (LCD) front panel of the 105A is for setting options inside each modem. The MTDMs require a 46A2 mounting (shown in Figure 11-2).
11-4 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Use the following steps to install the modems and data sets. 1. Before installing a 2296A modem, check the feature package module located in the right-hand slot (modem standing on end). This should be a 140C1 (V1.1 or V1.2 no longer purchasable), 140F (V1.
DCP Mode 2 Installation and Administration 11-5 ________________________________________________________________________________________ ______________________________________________________________________________________ VERIFY THAT THE DAUGHTER BOARD USES TRIC 4 CHIPS (CODED 229EJ) JUMPER NO.
11-6 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 10 Position Switch 12 Position Switch __________________________________________ ________________________________________ OFF < LOW FDX < HDX _________________________________________ _________________________
DCP Mode 2 Installation and Administration 11-7 ________________________________________________________________________________________ ______________________________________________________________________________________ ONE OF 8 46A2 MOUNTING .. .. .. .. .. .. . 8 .. .. .. .. .. .. . . . MTDMS ....... .. .. . . .. .. .. .. . . . . . . .. .. .. .. . . . . . . .. .. . . .. .. .. .. . . .. . 6 .. 7. . . . .. .. .. . . . . . ... .. .. .. . . .. .. . . . . . . ......... . .. .. .. .. .. .. .. .. .. ..
11-8 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 4. The switch to the right of the RJ21X PERMISSIVE connector must be in the down position. 5. Set the eight Make Busy/Enable switches to the enable position (DOWN). 6. Connect one end of a 25-pair cable from the DCP LINE connector on the 46A2. 7.
DCP Mode 2 Installation and Administration 11-9 ________________________________________________________________________________________ ______________________________________________________________________________________ Install the MTDM and 2296A Cables 1. Connect a Data Terminal Equipment (DTE) RS-232C cable from the back of each 2296A (data port) to the back of its paired MTDM (RS-232C connector at bottom). 2. At the back of the modem, make sure the power switch is OFF (0 position). 3.
11-10 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 7400A DSU 77A MOUNTING 7400A #1 BACKPLANE CONNECTOR FOR 2296A (4TH OF 8) 2296A MODEM #1 1 . .. .. . . .. .. .. .. .. . NARROWED SLOT RESERVED FOR SDU . .. .. . . .. .. .. .. .. . 2 . .. .. . . .. .. .. .. .. . 3 . .. .. . . .. .. .. .. .. . 4 . .. .. . .
DCP Mode 2 Installation and Administration 11-11 ________________________________________________________________________________________ ______________________________________________________________________________________ INSTALLING A 7400A IN A MODEM POOL The 7400A Data Service Unit (DSU) can replace the MTDM in modem pooling applications on a System 75, System 85, DEFINITY Generic 1, Generic 2, or Generic 3.
11-12 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Table 11-1.
DCP Mode 2 Installation and Administration 11-13 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX H600-331 GROUP 1 ACC(E) CROSSCONNECT SN270B SN255C SN261B SYSTEM 85 * SN270B DCP 25-PAIR BRIDGING ADAPTER J1 J2 SN243 D-LEAD T/R DATA MODE CONTROL D8W-87 (8 CORDS) LINE 7400A M25B (RS-232) MODEM M25B (RS-232) 77A MOUNTING T/R P1 ADAPTER HARNESS 25-PAIR LINE 740
11-14 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ INSTALLING STAND-ALONE MODEM POOLS Stand-alone modem pools can be used with System 75, System 85, Generic 1, Generic 2, and Generic 3.
DCP Mode 2 Installation and Administration 11-15 ________________________________________________________________________________________ ______________________________________________________________________________________ 2296A Modem AUTOCALL Dialer Module, Type 2A4 The 2296A requires a dialer module when in a stand-alone modem pool. Follow these instructions before installing the modem. 1. Disassembling the Modem: a. Make sure power is turned OFF. b. Disconnect all cords from the modem. c.
11-16 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 2296A Modem Option Settings (Stand-Alone Modem Pool) All 2296A modems now are shipped with a memory module. In earlier versions, a 140C1 Memory Module V1.1 or V1.2 had to be installed in the right-hand slot at the bottom.
DCP Mode 2 Installation and Administration 11-17 ________________________________________________________________________________________ ______________________________________________________________________________________ DM424 Modem Option Settings (Stand-Alone Modem Pool) Only switch 6 should be in the ON (DOWN) position. There is also a DIP switch at the back of the modem. All DIP switches should be in the OFF (UP) position. If you change any setting, make sure power is cycled.
11-18 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ RS-232 Breakout Box If you are using a terminal that requires DSR to be active (for example, a 513 BCT or TELETYPE 5420), you must install an RS-232 breakout box if you want to resend an initialization string or receive a response as to whether or not an initializati
DCP Mode 2 Installation and Administration 11-19 ________________________________________________________________________________________ ______________________________________________________________________________________ 7400A DSU Option Settings (Stand-Alone Modem Pool) The 7400A has an internal DCE/DTE card. The DTE side should be facing the front of the set. Set the following options when the 7400A is installed in a stand-alone modem pool. Use the buttons on the front panel. Start by pressing NEXT .
11-20 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ ADMINISTERING THE SWITCH FOR MODEM POOLING This section describes switch administration for a System 75, System 85, or DEFINITY Generic 1, Generic 2, or Generic 3. If you are adding modem pool members, fill in the following before starting.
DCP Mode 2 Installation and Administration 11-21 ________________________________________________________________________________________ ______________________________________________________________________________________ MODEM POOL GROUP Group Number: 1 Modem Name: audix Speed: 9600 Group Type: combined Duplex: full Hold Time(min): 5 Synchronization: async PORT PAIR ASSIGNMENTS 1: 2: 3: 4: 5: 6: 7: 8: Analog A0801 A0802 A0803 A0804 Digital Analog Digital A0201 9: A0202 10: A0211 11: A0212 12: 13
11-22 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 3. Procedure 100, Word 2 (for the digital side): a. Enter the trunk group number (tgroup1) in Field 1. b. Set the data rate for each speed optioned for the data modules in the modem pool in Fields 2 through 10.
DCP Mode 2 Installation and Administration 11-23 ________________________________________________________________________________________ ______________________________________________________________________________________ 5. Procedure 180, Word 1: a. Enter the digital trunk group number (tgroup1) in Field 1. b. Set Digital Equipment Location to one of the digital trunk circuits (Fields 3 through 7). c. Set Analog Trunk Group to the analog trunk group number (Field 8). d.
11-24 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Generic 2 Administration The following Manager II translations need to be completed on Generic 2 to implement modem pooling. NOTE 1. DEFINITY Manager III and Manager IV are covered in their own documentation sets.
DCP Mode 2 Installation and Administration 11-25 ________________________________________________________________________________________ ______________________________________________________________________________________ 2. Using Procedure 100, Word 2, make the assignments shown in Fields 1 through 7. Assign a custom BCCOS to the trunk group (trunk group 130 and a custom BCCOS of 10 are shown only as examples).
11-26 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 3. Using Procedure 014, assign a custom BCCOS that is translated with all the speeds optioned for the data modules in the modem pool. The custom BCCOS should mirror the default BCCOS 1 except for the data rates chosen (BCCOS 1 automatically defaults to all speeds.
DCP Mode 2 Installation and Administration 11-27 ________________________________________________________________________________________ ______________________________________________________________________________________ 4. Using Procedure 014, Word 2, select the data rates that will be used by the data modules in the modem pool.
11-28 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 5. Using Procedure 100, Word 1, make the assignments shown in Fields 1 through 9 for the analog side of the modem pool. Refer to Figure 11-13, Manager II Administration for Analog Side of Modem Pooling (Proc 100, Word 1).
DCP Mode 2 Installation and Administration 11-29 ________________________________________________________________________________________ ______________________________________________________________________________________ 6. Using Procedure 100, Word 2, make the assignments shown in Fields 1 through 7. Assign BCCOS 5 to the trunk group (trunk group 131 is only an example). Refer to Figure 11-14, Manager II Administration for Analog Side of Modem Pooling (Proc 100, Word 2).
11-30 DCP Mode 2 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 7. Use Procedure 180, Word 1 to pair up the digital trunk group with the analog trunk group. Use appropriate entries for this procedure. The trunk groups shown (130 and 131) are only examples. ENHANCED MODE - PROCEDURE: 180, WORD: 1 MODEM POOL 1.
12. DCP Mode 3 Installation and Administration ________________________________________________________________________________________ ______________________________________________________________________________________ Digital Communications Protocol (DCP) Mode 3 uses 64 Kbps, end-to-end, packet-mode operation for data transmission.
12-2 DCP Mode 3 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ System 85 Administration The DS1 circuit pack uses the Common Channel Signaling mode to provide 23 trunks for data transmission and one channel for signaling. The DS1 trunk group must be assigned for AV/D using the following MAAP procedures. 1.
DCP Mode 3 Installation and Administration 12-3 ________________________________________________________________________________________ ______________________________________________________________________________________ Using Procedure 100, Word 2, assign BCCOS 3 to the DS1 trunk group to provide 64K clear-channel signaling (trunk group 77 is only an example). If BCCOS 3 has been modified at your site, use a custom BCCOS that has the default values of BCCOS 3.
12-4 DCP Mode 3 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ LOOPBACK TESTING FOR INTERLOCATED SYSTEMS If the AUDIX systems to be networked are at different locations (interlocated) and a serving office (SO) will provide 64 Kbps service, you will need to test the connection between the local AUDIX system and the 64 Kbps serving
DCP Mode 3 Installation and Administration 12-5 ________________________________________________________________________________________ ______________________________________________________________________________________ SYSTEM 85 DS1 POINTOFPRESENCE SWITCH DCP 1 ••• 6 ACCE AUDIX 1 SWITCHED ....... 56/64 KBIT SERVICE TEST FACILITY ... . . . . . . . . . . . . . . . . . . . . . . . ... .. SYSTEM 85 .. POINT... . . . . . . . ... . . .. .. OF. . . . . . .. .. .. DS1 .. PRESENCE .. . SWITCH ... . . .
12-6 DCP Mode 3 Installation and Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________
13. AUDIX System Administration ________________________________________________________________________________________ ______________________________________________________________________________________ Before you can administer an AUDIX system for networking, the ACC or ACCE must be installed. If not done already, install the AUDIX Communications Controller (ACC or ACCE) circuit pack and make sure it is administered using the maintenance : network and the system : translation : network port form.
13-2 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Complete Updates The system administrator can also request a complete update from remote systems at any time using the system : translation : remote updates form. An update should be requested, for example, from every remote node in the network when a new network node is added.
AUDIX System Administration 13-3 ________________________________________________________________________________________ ______________________________________________________________________________________ The network turnaround feature reduces system overhead time and long-distance charges by allowing all of these events to occur with a single call rather than two calls.
13-4 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ DCORP STATUS: alarms: none, logins: 1, thresholds: none PATH: system : translation : machine : audix/amis/call delivery machine name: dcorp local/remote (l/r)? l password: setpace extension length: 5 voice name (y/n)? _ voice id: 0 default community: __ network connection type: dcp d
AUDIX System Administration 13-5 ________________________________________________________________________________________ ______________________________________________________________________________________ • password Enter 5 to 10 alphanumeric characters. This password does not have to be unique. Record it on paper so that it is not forgotten — you will need it when administering the other systems in the network. The password will not be displayed the next time you enter the form.
13-6 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ This is the data rate the AUDIX system will try to use for the test call. The rate entered depends on the extent of the test (that is, the facilities involved in the loop). The first test will likely be a call to the switch and back to the AUDIX system.
AUDIX System Administration 13-7 ________________________________________________________________________________________ ______________________________________________________________________________________ — (blank) — where the local system uses a dedicated RS-232 channel to call itself. If another type of system is called, a dial string may be required. The type of channel used for calling out of the AUDIX system is determined by the connection type assigned earlier.
13-8 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ • You would be assigning an overlap if you tried to assign 5000-6999 when 2000-5999 already exists. The new range would be disallowed. Instead, assign two new ranges (2000-5999 and 6000-6999). • message transmission schedule These fields are used for remote machine profiles only.
AUDIX System Administration 13-9 ________________________________________________________________________________________ ______________________________________________________________________________________ 7. The remote system will request updated subscriber information from the local system (if the local system previously notified the remote system that it had updates to send). The local system will then send its updated subscriber information to the remote system. 8.
13-10 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ NOTE Permitting subscribers to send messages to non-administered recipients may have a significant impact on the network. It may cause unnecessary calls to other systems and load up the local subscriber data base with unneeded records.
AUDIX System Administration 13-11 ________________________________________________________________________________________ ______________________________________________________________________________________ Form Fields • machine name Enter the name of the remote system. Press ENTER to make sure this name is not already assigned. At the bottom of the form you should see ‘‘doesn’t exist’’. • local/remote This is a display-only field.
13-12 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ • network connection type This field is used when the local AUDIX system attempts to call this remote AUDIX system for the purpose of transmitting messages and updates.
AUDIX System Administration 13-13 ________________________________________________________________________________________ ______________________________________________________________________________________ — 6000 — where the local system uses a DCP channel to call itself. The 6000 is an extension number assigned to one of the remote system network channels (RS-232 or DCP) or to a hunt group of channels.
13-14 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ NOTE When finished entering the dial string, press ADD . This will create and save the remote machine profile. Continue administering the following fields.
AUDIX System Administration 13-15 ________________________________________________________________________________________ ______________________________________________________________________________________ On the remote AUDIX system, if the updates in field on the system : translation : machine : audix/amis/call delivery form is set to y, it will accept updated data base information from the local AUDIX system (provided the local system’s updates out field is set to y).
13-16 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ NOTE If systems in the network are not all R1V7 and the network turnaround feature is enabled, calls may be dropped after steps 1 through 4 have been completed. • send to non-administered recipients (y/n)? The default value is y.
AUDIX System Administration 13-17 ________________________________________________________________________________________ ______________________________________________________________________________________ RECORDING AUDIX MACHINE NAMES Voiced-in machine names can be used to identify subscribers’ local machines. When a subscriber sends a message to another subscriber, the message header will indicate from which AUDIX system the message was sent, and thus, how to return the call.
13-18 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ ADMINISTERING PORTS The system : translation: network port form only affects the local system. It is used to administer the RS-232 channels. It is also used to activate the DCP channels and to indicate the data rate that will be used when a DCP mode 2 call is received.
AUDIX System Administration 13-19 ________________________________________________________________________________________ ______________________________________________________________________________________ Form Fields • equipped For each RS-232 channel cabled, set equipped to y. • synch/asynch This field indicates the operating mode for the channel. — If channel 5 is cabled through a modem or data set to the switch, enter an a.
13-20 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ • modem initialization string The modem initialization string is the character string that the TN539 or TN539B sends to initialize the modem connected to the corresponding RS-232 port. You can enter up to 65 printable ASCII characters; however, not all modems will accept that many.
AUDIX System Administration 13-21 ________________________________________________________________________________________ ______________________________________________________________________________________ — For an AT&T Paradyne model 3820 modem connected to the RS-232 ports (not in a modem pool), enter the following for 9600 bps asynchronous operation.
13-22 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ ADMINISTERING SYSTEM LIMITS Access the traffic : feature : day form by typing tr f d on the path line. Press RETURN . Record the number displayed in the subscribers : local field.
AUDIX System Administration 13-23 ________________________________________________________________________________________ ______________________________________________________________________________________ 2. Move the cursor to the subscribers, administered remote field and type the total number of administered and nonadministered remote subscribers (for example, 6000). Press F1 (CHANGE or RUN).
13-24 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Comparing the Recommended File Sizes to Actual Sizes Compare the filesystem sizes recorded in the previous section with the actual sizes. The filesystem sizes can be displayed using the filesystem : list form.
AUDIX System Administration 13-25 ________________________________________________________________________________________ ______________________________________________________________________________________ MOVING A SUBSCRIBER BETWEEN AUDIX SYSTEMS IN A NETWORK At some time, you may need to move a subscriber (or a group of subscribers) from one AUDIX system to another in an AUDIX network. The recommended way to move a subscriber(s) from AUDIX system 1 to system 2 is shown below.
13-26 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ 3. Log back on to system 2 using an administration or maintenance terminal and add the subscriber(s) using the subscriber : local form. 4. From a voice terminal, log in to system 2 using the administrator’s login. Go to voicing in the name and record the subscriber’s name.
AUDIX System Administration 13-27 ________________________________________________________________________________________ ______________________________________________________________________________________ ADMINISTRATOR’S WORKSHEET On this page and the following page are worksheets that will help the AUDIX Network Administrator keep track of the network. The first table is a sample. Make copies of the second table and keep it as a master. Table 13-1.
13-28 AUDIX System Administration ________________________________________________________________________________________________ ________________________________________________________________________________________________ Table 13-2.
14. AUDIX Network Testing ________________________________________________________________________________________ ______________________________________________________________________________________ If you have just installed a network, go to the section of this chapter entitled Testing the Network Connections. If you are troubleshooting a network, go to Checking Administration Log Entries and Troubleshooting the Network.
14-2 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX STATUS: alarms: , logins: 1, thresholds: none PATH: maintenance : network 1. connection test (machine name) 2. channel internal looparound test (channel) 3. channel busyout (channel) 4. channel enable (channel) 5.
AUDIX Network Testing 14-3 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX STATUS: alarms: , logins: 1, thresholds: none PATH: maintenance : network 1. connection test (machine name required) 2. channel internal looparound test (channel number required) 3. channel busyout (channel number required) 4. channel enable (channel number required) 5. board reset 6.
14-4 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ TESTING THE NETWORK CONNECTIONS Once the network cabling and translations have been established between the local AUDIX system and one of the remote AUDIX systems, you are ready for the following: 1.
AUDIX Network Testing 14-5 ________________________________________________________________________________________ ______________________________________________________________________________________ 3. Set select test to 1. 4. Set machine name to the name of the remote system. 5. Press CHANGE or RUN . Wait for the result. If the test is not successful, check the reason printed on the screen and/or system : log and/or go to Flowcharts For Troubleshooting the Network.
14-6 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ MODEM POOL SYSTEM 85 .. . . . . . . ... . . . . . . . . . . . . . DCP ... . . ... MODEM POOL .. ... . . . . . . .. . . . . . . . . . . SYSTEM 85 OFFICE CODE 538 ANALOG CO TRK NETWORK SWITCH NETWORK SWITCH .. . . . ... . .. . . . . . . . ... . . ... .. ... . . . . .. . . . . .
AUDIX Network Testing 14-7 ________________________________________________________________________________________ ______________________________________________________________________________________ SYSTEM 85 These two DCP interfaces can be the same circuit pack .. .. .. . .. .. .. . .. .. . .. .. . . . .. .. . .. .. DCP 1 ...... 4 DCP .............. . . . . . . . . . . . . . ... . . . . . . ... . . . .. .. .. .. .. .. . .. .. . . . . . .. . . .. . . .. .. . . .. . . . . . ... . . . . . ... . . . .
14-8 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ Step 1B: Testing Remote Switched RS-232 Connections This test involves a path similar to Figure 14-8, Remote Connection Test (RS-232 to Tip/Ring), or Figure 14-9, Remote Connection Test (RS-232 Colocated AUDIX system).
AUDIX Network Testing 14-9 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCH 1 CENTRAL OFFICE CO TRK SWITCH 2 OFFICE CODE 452 CO TRK ANALOG .. .. . ....... . . . . . . . MODEMS .. . . . . . ....... . . . . . . . . ...... 5 1 2 ANALOG T/R EXTENSION 7000 T/R MODEMS RS-232 6 RS-232 1 2 ......
14-10 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCH ANALOG .. .. .. .. . .. . . .. . . .. .. MODEMS .. .. . . . . . .. . . . . . . . . . . . 1 2 ....... 5 ANALOG T/R RS-232 6 T/R RS-232 1 2 ...... 5 ACCE ACCE AUDIX 1 AUDIX 2 .. .. .. .. . .. . . .. . . .. .. .. .. . . . . . .. . . . . . . . . . . .
AUDIX Network Testing 14-11 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 1C: Testing Remote Switched RS-232 Converted to DCP Connections This test involves a path similar to Figure 14-10, Remote Connection Test (RS-232 Converted to DCP). 1. Go to the system : translation : machine : audix/amis/call delivery form. Set machine name to the name of the remote AUDIX system.
14-12 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCH 1 DS1 TRK 1 NETWORK SWITCH DCP .. .. DCP . ....... . . . . DATA . . . . MODULE . . . . . . . . . . . . . (SEE NOTE) . . . RS-232 . . . . . ...... 5 6 2 SWITCH OFFICE CODE 452 DS1 TRK DCP EXTENSION 7000 DATA MODULE (SEE NOTE) 1 2 ......
AUDIX Network Testing 14-13 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 1D: Testing Remote Dedicated RS-232 Connections This test involves a path similar to Figure 14-11, Remote Connection Test (RS-232 Direct). 1. Go to the system : translation : machine : audix/amis/call delivery form. Set machine name to the name of the other AUDIX system. Press ENTER .
14-14 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ ...................................................................... .. .. . . .. .. . . . . . . . . .. .. SWITCH . . .. .. . . . . .. .. . . . . . . . ............... . . . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . .. . . ANALOG . .. ANALOG ... . . . . . . . . . . . . .
AUDIX Network Testing 14-15 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 2: Performing Loop-Around Tests If the appropriate test in Step 1 fails, perform the appropriate loop-around test: • • • • Near-end connection test Local connection test Network loop-around 56 Kbps Network loop-around 64 Kbps Step 2A: Testing the Near-End Connection This tests the loop shown in Fig
14-16 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SYSTEM 85 OFFICE CODE 452 DS-1 NETWORK SWITCH ...........
AUDIX Network Testing 14-17 ________________________________________________________________________________________ ______________________________________________________________________________________ MODEM POOL MODEM POOL SYSTEM 85 OFFICE CODE 452 DCP ANALOG CO TRK NETWORK SWITCH EXTENSION 6000 DCP AUDIX DCP CHANNEL 1 AUDIX DCP CHANNEL 4 ACC AUDIX 1 SYSTEM : TRANSLATION : MACHINE : AUDIX FORM: MACHINE NAME AUDIX1 DIAL STRING 9+4526000 ........... NETWORK SWITCH ...... .. . . . . . . . . .
14-18 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SWITCH 1 OFFICE CODE 452 CO TRK EXTENSION 6000 ANALOG T/R MODEMS RS-232 1 2 ...... 5 6 ACCE AUDIX 1 ............................ . . . . . SWITCH 2 . . . . . . . . . . . . . NETWORK . . . . . . . . SWITCH . . . . . . . . . . . ... . . . .. . . . . . . . . . . . .. . . . . . . .
AUDIX Network Testing 14-19 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 2B: Testing the Local Connection This tests the loop shown in Figure 14-15, Local Connection Test (DCP), Figure 14-16, Local Connection Test (Switched RS-232), or Figure 14-17, Local Connection Test (Dedicated RS-232).
14-20 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SYSTEM 85 OFFICE CODE 452 EXTENSION 6000 ...... . . . . . DS1 . . ...... . . . ....... . . . . . NETWORK SWITCH ...........
AUDIX Network Testing 14-21 ________________________________________________________________________________________ ______________________________________________________________________________________ SWITCH 1 ....... . . . CO . . ............ . . . TRK . . . . . ....... NETWORK SWITCH EXTENSION 6000 ANALOG T/R MODEMS RS-232 1 2 ...... 5 6 ACCE AUDIX 1 ............................ . . . . . SWITCH 2 . . . . . ....... . . . . . . . . . . . . . . . . . . . . .. . . . .. . . . . . . . . . . . .. .
14-22 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ ...................................................................... . . . . . . . . SWITCH . . . . . . . . . . . . . . . . . . . . . ............... . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . ANALOG . .. ANALOG ... . . . . . . . ... . . . . . . . . . . . . .
AUDIX Network Testing 14-23 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 2C: Testing the 56/64 Kbps Network Connection This tests the connection between the local AUDIX system and a 56 Kbps or 64 Kbps serving office (SO), as shown in Figure 14-18, 56/64 Kbps Network Loop-Around Test.
14-24 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SYSTEM 85 DS1 POINTOFPRESENCE SWITCH DCP 1 ••• 6 ACCE AUDIX 1 SWITCHED ....... 56/64 KBIT SERVICE TEST FACILITY ... . . . . . . . . . . . . . . . . . . . . . . . ... .. SYSTEM 85 .. POINT... . . . . . . . ... . . .. .. OF. . . . . . .. .. .. DS1 .. PRESENCE .. . SWITCH ... . . .
AUDIX Network Testing 14-25 ________________________________________________________________________________________ ______________________________________________________________________________________ Step 3: Performing Channel or Modem Loop-Around Tests If the appropriate tests in step one and step two fail, perform the appropriate test: • Channel internal loop-around test • Modem loop-around test Step 3A: Channel Internal Loop-Around Test This test is used to verify the operation of an individual ch
14-26 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ SETTING UP REMOTE UPDATES Before activating the Remote Updates feature, check to see if calls between systems are toll calls. Also, check the number of subscribers that already exist (traffic : feature : day form).
AUDIX Network Testing 14-27 ________________________________________________________________________________________ ______________________________________________________________________________________ Log In to the Remote Adjunct 1. After the automatic or demand update has completed, log in to the remote system and check the list : extension : remote form to see if the subscribers from the local system are now identified by the remote system.
14-28 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ d. From the main activity menu, press option 4 to check the status of the message delivery. — At this point, the status will be ‘‘REMOTE—UNDELIVERED.’’ — After the message has been delivered to the remote AUDIX system, the status will be ‘‘DELIVERED.
AUDIX Network Testing 14-29 ________________________________________________________________________________________ ______________________________________________________________________________________ CHECKING ADMINISTRATION LOG ENTRIES The system administrator’s log can be found on the system : log form. The following entries may appear in this log to help solve network connect failures.
14-30 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ TROUBLESHOOTING THE NETWORK These flowcharts should help you to troubleshoot the network when you get a ‘‘failed’’ result for one of the tests. The system : log form might also help with troubleshooting the network.
AUDIX Network Testing 14-31 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX BOARD STATUS NORMAL SHUTDOWN BLANK AUDIX SHUTDOWN YES ? NO BOARD IN CORRECT SLOT ? NO YES AUDIX AND SWITCH TRANSLATIONS OK? NO YES YES AUDIX AND SWITCH CABLING OK? RUN BOARD RESET (TEST 5) MAINT : NET FORM YES RESET PASSED ? NO CORRECT THE PROBLEM NO REPLACE ACC(E) BOARD CHECK CH
14-32 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX CHANNEL STATUS (SEE FIGURE 14-21 ALSO) IDLE OR IN-USE SWITCH, AUDIX, OR BOTH LOOP BUSIED ENABLE CHANNEL (TEST 4) MAINT : NET FORM CHECK LISTEN STATUS (FIG 14-22) WAIT FOR TEST TO COMPLETE CHECK CHANNEL STATUS (SEE TOP OF THIS FIGURE AND TOP OF FIGURE 14-21) Figure 14-20.
AUDIX Network Testing 14-33 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX CHANNEL STATUS (SEE ALSO FIGURE 14-20) BLANK CHECK BOARD STATUS (FIG 14-19) DOWN (SEE NOTE) NOT EQUIPPED UNKNOWN RUN LOCAL CONNECTION TEST (TEST 1) MAINT : NET FORM EQUIP CHANNEL SYS : TRA : NET FORM RUN CHANNEL INTERNAL LOOP-AROUND TEST (TEST 2) MAINT : NET FORM NO TEST PASSED ? YES BUSY
14-34 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX LISTEN STATUS FROM CHANNEL STATUS (FIG 14-20) BLANK CHECK BOARD STATUS (FIG 14-19) YES NO DROP LISTEN ? LISTEN PENDING ? NO YES YES DROP LISTEN ? MORE THAN 15 MIN? NO NO YES OK TO RUN CONNECTION TEST (TEST 1) MAINT : NET FORM YES PREVIOUS RESET ? NO AUDIX TOO BUSY T
AUDIX Network Testing 14-35 ________________________________________________________________________________________ ______________________________________________________________________________________ LOCAL CONNECTION TEST ENTER LOCAL INTERNAL EXTENSION FOR ACC(E) SYS : TRANS : MACH : AUDIX FORM GO TO MAINT : NET FORM NO TWO CHANNELS IDLE? YES RUN CONNECTION TEST (TEST 1) MAINT : NET FORM USE LOCAL MACHINE NAME TEST PASS ? NO CHECK LOCAL CONNECT FAILURE (FIG 14-24) YES YES RUN NEAR END CONNE
14-36 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ LOCAL CONNECTION FAILURE FROM FIGURE 14-23 NO ACC(E) STATUS OK? YES REPLACE THE ACC(E) BOARD YES SECOND RESET ? AUDIX/ SWITCH TRANSLATIONS OK? NO NO YES NO RESET PASS ? AUDIX/ SWITCH CABLING OK? RUN BOARD RESET (TEST 5) MAINT : NET FORM YES NO YES NO RETRY LOCAL CONNECTI
AUDIX Network Testing 14-37 ________________________________________________________________________________________ ______________________________________________________________________________________ NEAR END CONNECT TEST ENTER LOCAL EXTERNAL EXTENSION FOR ACC(E) SYS : TRANS : MACH : AUDIX FORM GO TO MAINT : NET FORM NEAR END CONNECT FAILURE FROM FIGURE 14-27 MODEMS/ MTDM OPTIONS OK? NO YES NO TWO CHANNELS IDLE? MODEM POOL CABLING OK? NO YES YES RUN LOCAL CONNECT TEST (TEST 1) MAINT : NET F
14-38 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________ REMOTE CONNECT TEST GO TO MAINT : NET FORM FROM FIG 14-27 ONE OUTGOING CHANNEL IDLE? NO YES RUN CONNECT TEST (TEST 1) MAINT : NET FORM USE REMOTE MACHINE NAME TEST PASS ? NO YES YES OTHER REMOTES ? NO DONE Figure 14-26.
AUDIX Network Testing 14-39 ________________________________________________________________________________________ ______________________________________________________________________________________ REMOTE CONNECTION FAILURE REJECT FAILED/BUSY/ NO ANSWER CHECK REMOTE ID AND PASSWORD REMOTE TRANSLATIONS OK? NO YES GO TO REMOTE CONNECTION TEST (SEE FIGURE 14-26) NO MORE THAN ‘‘N’’ TIMES?* YES NO NO CORRECT OTHER REMOTES FAIL? YES LOCAL FACILITIES OK? FACILITIES TO THE REMOTE OK? NO CORR
14-40 AUDIX Network Testing ________________________________________________________________________________________________ ________________________________________________________________________________________________
A. Network Considerations ________________________________________________________________________________________ ______________________________________________________________________________________ This appendix is targeted for the Business Communications Systems Design Center (BCSDC). Appendix B, Sales Engineering Notes, contains the information that must be completed by the account team and sent to the BCSDC. Every AUDIX Networking installation must be engineered by the BCSDC.
A-2 Network Considerations ________________________________________________________________________________________________ ________________________________________________________________________________________________ — What networking transmission interval is selected (that is, the amount of time between scheduled calls to other systems for passing messages). Does the customer want several short calls spread out during the day or one or two longer calls made during off-hours.
Network Considerations A-3 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX A AT&T SWITCH DS1 AT&T SWITCH DS1 DS1 AUDIX C AUDIX AT&T SWITCH B AUDIX D DS1 AUDIX Networking could tie up 2 to 4 channels on this link for much of the time since it is the only link from any other AUDIX to AUDIX E. AUDIX AT&T SWITCH E Figure A-1.
A-4 Network Considerations ________________________________________________________________________________________________ ________________________________________________________________________________________________ AUDIX NETWORK PLANNING WORKSHEET Network Coordinator: Fill out one of the following worksheets for each AUDIX system in the network. Then give the set of worksheets to the account team or the technician to be used to set up and administer the AUDIX network correctly.
Network Considerations A-5 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX NETWORK PLANNING WORKSHEET Machine Name __________________ Address Ranges: Machine Password __________________ Prefix Starting Extension Ending Extension __________________ __________________ __________________ __________________ __________________ __________________ __________________ ___
A-6 Network Considerations ________________________________________________________________________________________________ ________________________________________________________________________________________________ DCP Extension Numbers The switch data port extensions used for the AUDIX DCP network ports. System 85 and DEFINITY Generic 2 traditional modules require four extensions assigned in a hunt group.
Network Considerations A-7 ________________________________________________________________________________________ ______________________________________________________________________________________ ADDRESS RANGES: 3000-4999 5000-5999 AUDIX 1 DIAL PLAN: 3000-5999 DIAL PLAN: 3000-3999 5000-5999 SWITCH 1 DCS NODE 2 DIAL PLAN: 4000-4999 SWITCH 3 DCS NODE 1 DIAL PLAN: 2000-4999 SWITCH 2 AUDIX 3 DCS NODE 3 DIAL PLAN: 7000-7999 AUDIX 2 ADDRESS RANGES: 2000-2999 3000-4999 ADDRESS RANGES: 3000-499
A-8 Network Considerations ________________________________________________________________________________________________ ________________________________________________________________________________________________
B. Sales Engineering Notes ________________________________________________________________________________________ ______________________________________________________________________________________ This appendix contains information intended to assist the AT&T sales engineer. The account team should provide any information requested in this appendix to the BCSDC. BASIC AUDIX AND MISCELLANEOUS AUDIX FEATURES There is no formal engineering responsibility for basic and miscellaneous AUDIX features.
B-2 Sales Engineering Notes ________________________________________________________________________________________________ ________________________________________________________________________________________________ UPGRADES, SOFTWARE, AND VINTAGES It is a Marketing responsibility to verify that correct software exists in both the Private Branch Exchange (PBX) and the AUDIX system and that correct vintages of circuit packs exist in the AUDIX system to accommodate any added features.
C. AMIS Analog Networking ________________________________________________________________________________________ ______________________________________________________________________________________ The AMIS Analog Networking feature is an alternative to digital networking for exchanging messages between voice mail systems.
C-2 AMIS Analog Networking ________________________________________________________________________________________________ ________________________________________________________________________________________________
Abbreviations ________________________________________________________________________________________ ______________________________________________________________________________________ AC Alternating Current ACC AUDIX Communications Controller (for networking) ACCE AUDIX Communications Controller — Enhanced ACD Automatic Call Distribution ACP Advanced Communications Package ADAP AUDIX Data Acquisition Package ADFTC Analog/Digital Facilities Test Circuit ADU Asynchronous Data Unit (Z3A)
AB-2 Abbreviations ________________________________________________________________________________________________ ________________________________________________________________________________________________ CMS Call Management System CO Central Office CPU Central Processing Unit CSM Centralized System Management CSSO Customer Service Support Organization DBP Data Base Processor (Subsystem) DBP-CPU Data Base Processor Central Processing Unit (TN509, TN549, or TN472C) DBP Bus Data Base Pr
Abbreviations AB-3 ________________________________________________________________________________________ ______________________________________________________________________________________ EPROM Erasable Programmable Read Only Memory ES Enhanced Services ESS Electronic Switching System ETN Electronic Tandem Network EUCD Enhanced Uniform Call Distribution FAC Feature Access Code FP Feature Processor (Subsystem) FP-BI FP Bus Interface (TN716B) FP-CPU FP Central Processing Unit (TN523 o
AB-4 Abbreviations ________________________________________________________________________________________________ ________________________________________________________________________________________________ MAAP Maintenance and Administration Panel MADU Multiple Asynchronous Data Unit Mbyte Megabyte (∼ − one million bytes) M Bus Memory Bus MCS Message Center Service MDM Modular Data Module MEM Memory (also RAM) MFAT Multifunction Analog Terminal MFET Multifunction Electronic Terminal
Abbreviations AB-5 ________________________________________________________________________________________ ______________________________________________________________________________________ PIB Processor Interface Board (same as PI) PMX Private Message Exchange PRI Primary Rate Interface PROC Procedure PROFS Professional Office System PROM Programmable Read Only Memory QPPCN Quality Protection Plan Change Notice RAM Random Access Memory RAT Remote Administration Terminal RCD Removab
AB-6 Abbreviations ________________________________________________________________________________________________ ________________________________________________________________________________________________ TAC Technical Assistance Center TC Tone and Clock (TN714) (also Technical Consultant) TCM Terminal Change Management TD Time Division (also Transmit Data) TDBI Time Division Bus Interface (TN500) TD Bus Time Division Bus TE Terminal Equipment TMC Technical Marketing Center TMS Time
Glossary ________________________________________________________________________________________ ______________________________________________________________________________________ 1A ESS Switch An AT&T Central Office (CO) switch that supports integrated AUDIX applications (AUDIX R1V4 and later). 5ESS Switch An American Telephone and Telegraph (AT&T) switch that supports Integrated Systems Digital Network (ISDN) protocol and integrated AUDIX applications (AUDIX R1V4 and later).
GL-2 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Alarm Link A 25-pair cable connection from the back of the AUDIX cabinet to alarm-reporting facilities on the switch. The link notifies remote service personnel about an AUDIX problem. Alarm Log A list of faults, including unit and device numbers, that is stored in a software file on disk.
Glossary GL-3 ________________________________________________________________________________________ ______________________________________________________________________________________ AUDIX Enhanced (R1V2) An enhanced version of AUDIX software providing new user features. This version may run on any AUDIX machine in the field. AUDIX Enhanced II (R1V3) The second enhanced version of AUDIX software.
GL-4 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Basic Call Transfer A switchhook-flash method used on AUDIX Standalone and many switches to send the AUDIX transfer command over analog voice ports. Basic Rate Interface (BRI) International standard protocol for connecting a station terminal to an Integrated Systems Digital Network (ISDN) switch.
Glossary GL-5 ________________________________________________________________________________________ ______________________________________________________________________________________ Call Answer An AUDIX feature that allows AUDIX to answer a call and record a message when the subscriber is unavailable. Callers may be redirected to AUDIX through the call coverage or Call Forwarding switch features. Subscribers may record a personal greeting for these callers.
GL-6 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Configuration The particular composition and hardware selected for a system, including external connections, internal options, and peripheral equipment. Control Mode A state of the AUDIX machine where firmware is in control and software is shut down.
Glossary GL-7 ________________________________________________________________________________________ ______________________________________________________________________________________ Data Terminal Equipment (DTE) Standard type of data interface normally used for the endpoints in a connection. Normally AUDIX, most terminals, and the switch DCIU or SCI are DTE devices. Data Set AT&T term for modem; a data set usually includes the telephone. See also modem.
GL-8 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Distributed Communications System (DCS) The connection of two or more switches over logical and physical data links to provide full or partial feature transparency. Voice links are provided with tie trunks. The DCS configuration is set up using the system : translation : switch connection form.
Glossary GL-9 ________________________________________________________________________________________ ______________________________________________________________________________________ Exit Command An AUDIX Enhanced II (R1V3) feature that allows callers to use the **X (Exit) command to have AUDIX disconnect a call without hanging up. This is especially useful during calls made from a toll phone or for ending Outcalling sessions from a remote location.
GL-10 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Generic 1, 2, or 3 AT&T DEFINITY Communications System software releases. Generic 1, Generic 3i, and Generic 3s correspond to the new generation of System 75-based software. Generic 2 and Generic 3r correspond to the new release of System 85-based software.
Glossary GL-11 ________________________________________________________________________________________ ______________________________________________________________________________________ Initialization and Administration System (INADS) A computer-aided maintenance system that offers AUDIX maintenance services at a centralized location. Major and minor alarms are sent over the AUDIX ALARM (H02) link using existing switch alarm-reporting facilities.
GL-12 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Label The name assigned to a disk device (either a removable cartridge or permanent drive) through software. Cartridge labels may have a generic name (such as 1:3) to indicate the software release, or a descriptive name if used for backup purposes (such as back1).
Glossary GL-13 ________________________________________________________________________________________ ______________________________________________________________________________________ Maintenance Port (MAINT) The RS-232C (H00) connector on the rear of the cabinet that connects the LMT (over cables) or the RMT (over a modem) to AUDIX. Maintenance Shutdown The process of closing all filesystems, leaving them unmounted and inaccessible (normally used before a system power down).
GL-14 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Modular Trunk Data Module (MTDM) A Data Terminal Equipment (DTE) device that converts RS-232C or RS-449 signals to Digital Communications Protocol (DCP) used by the System 75, System 85, or Generic 1 or 2 PBXs. MTDMs are often used in modem pools.
Glossary GL-15 ________________________________________________________________________________________ ______________________________________________________________________________________ Outcalling An R1V3 AUDIX feature that allows AUDIX to dial subscribers’ numbers to inform them they have new messages (often used with AUDIX Standalone or if the phones do not have message-waiting lamps). Password A code assigned to every terminal user for security reasons.
GL-16 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Programmed Function (PF) Keys User- or system-coded keys that allow information to be inserted or functions to be done by simply pressing the key.
Glossary GL-17 ________________________________________________________________________________________ ______________________________________________________________________________________ Removable Cartridge Drive (RCD) A 20- or 50-Mbyte AUDIX disk drive with a removable magnetic-media cartridge. AUDIX-L uses a Removable Storage Drive (RSD) with an 80-Mbyte magnetic-media cartridge.
GL-18 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ SCSI-to-AUDIX Disk Interface (SADI) The SADI (TN475B) is the AUDIX disk controller. It uses the Small Computer Systems Interface (SCSI) protocol to communicate with the AUDIX disk drives. The SADI’s LEDs show which drives are active. The 50-pin drive data cable is called the SCSI cable.
Glossary GL-19 ________________________________________________________________________________________ ______________________________________________________________________________________ Switch Communication Interface (SCI) The System 75 data link device. An AUDIX adjunct connects to the SCI TN738 Interface-2 (INT2) board through an MPDM. Switched Access A connection made from one endpoint to another through switch port boards.
GL-20 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________ Type The name entered on a screen form that identifies a kind of filesystem to software. Six types must be active for AUDIX to operate: boot, adat, sdat, sst, vdat, and vtext. U Interface The standard ISDN 2-wire (1-pair) interface to the 5ESS Switch.
Glossary GL-21 ________________________________________________________________________________________ ______________________________________________________________________________________ Voice Processor (VPC) The TN501B 2-port circuit pack that analyzes and compresses voice signals, detects touch-tones and silence, controls playback and recording volume, and controls playback speed.
GL-22 Glossary ________________________________________________________________________________________________ ________________________________________________________________________________________________
Index ________________________________________________________________________________________ ______________________________________________________________________________________ 008D module 9-4 5ESS Switch DCP Mode 2 setup 5-11 DCP Mode 3 setup 6-7 2 2296A modem confirm ID/version 8-6 dialer module 11-15 dip switch settings 8-7 init string 13-20 installing in modem pool 11-1 option settings 11-9, 11-16 stand-alone 11-14 3 3296/C modem confirm ID/version 8-6 dip switch settings 8-7 init string 13-20
IN-2 Index ________________________________________________________________________________________________ ________________________________________________________________________________________________ analog interface to analog side of modem pool 5-7 to interlocation facilities 5-7 analog network requirements 11-1 async/sync assignment 13-19 AUDIX networking channels DCP interface 5-6 AUDIX requirements DCP mode 1 4-5 DCP mode 2 5-5 DCP mode 3 6-2 dedicated RS-232 2-4 switched RS-232 3-4, 3-8 AUDIX syst
Index IN-3 ________________________________________________________________________________________ ______________________________________________________________________________________ DCP ports—Contd testing remote connections 14-4 with switched RS-232 3-7 DCS network address ranges A-4 required engineering B-1 with AUDIX network 1-3 default community 13-5 dial strings 13-6, 13-12 dip switch settings 8-7 disk space requirements A-1 DM424 modem confirm ID/version 8-6 dip switch settings 8-7 init string 1
IN-4 Index ________________________________________________________________________________________________ ________________________________________________________________________________________________ mode 3—Contd DCS network engineering B-1 modem pooling 5-2 analog interface to analog side of modem pool 5-7 analog interface to interlocation facilities 5-7 cabling 5-11 data modules 5-8 DCP interface for digital side 5-7 D-lead 11-1 installing equipment 11-1 installing stand-alone modem pools 11-14 modem
Index IN-5 ________________________________________________________________________________________ ______________________________________________________________________________________ remote networking AAR/ARS administration 9-6, 12-2, 12-3 connection tests 14-4 defined 1-3 remote subscribers, calculate filesystem space 13-22 remote updates 13-1, 13-8 activating 14-26, 14-28 setting up 14-26 testing 14-26 RS-232 and DCP in separate locations 7-2 and DCP in the same AUDIX system 7-1 breakout box 11-18 ca
IN-6 Index ________________________________________________________________________________________________ ________________________________________________________________________________________________ U UN160B 1-6 UN160B vintage 2 1-6 updates complete 13-2 demand procedure 14-26 partial 13-1 remote 13-1, 14-26 V voice ID 13-5, 13-11 voice name 13-5 W worksheet administrator 13-27 forms for BCSDC B-1 planning A-4
