User guide
 System Administrator’s Guide – Release 7.5 
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Toll Free 1-866-ALLWORX • 585-421-3850 • www.allworx.com 
Revised: April 9, 2013 
Page 103 
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Timing controls: 
•  P generates a one second pause  
•  + increases the duration and gap of all DTMF tones by 50ms 
•  - decreases the duration and gap of all DTMF tones by 50ms 
Variables:  
•  $xN sends the last N digits (0 for all digits) of the dialed extension 
•  $nN sends the last N digits (0 for all digits) of the DNIS number 
6.   For the device to receive incoming calls, an outside line must be routed to the 
port to which the device is attached. To route an outside line to the device:  
0.  
Create an extension that rings the port of the device. 
Route an outside line to the extension. 0.  
Note:   For specific device setup instructions for the Multi-Tech FaxFinder, please refer to 
the application notes, located on the Allworx Partner Portal at 
http://www.allworxportal.com. 
13.3 SIP Proxies and SIP Gateways 
The Allworx servers support connectivity to external SIP-compliant devices such as 
Internet Telephony Service Provider (ITSP) servers and SIP gateways. The Allworx 
products interface with four different types of SIP devices based on how they interact 
with the Allworx system. SIP Gateways are not supported on 6x12 servers. 
SIP Device  Description 
SIP Proxy  Refers to a SIP Trunk, an external SIP service for routing calls. The SIP 
Proxy is accessed through the Internet or through the wide area network 
(WAN). To connect to a SIP proxy (or ITSP), it must be configured on the 
Allworx server. Application notes for configuring Allworx servers with 
approved ITSPs are available on the Allworx Partner Portal 
www.allworxportal.com. 
SIP Gateway  An SIP-compatible device that extends the connectivity of the Allworx PBX. 
Examples are FXO, FXS or T1 expander gateways. Typically, SIP 
Gateways connect to the Allworx server via an Ethernet interface directly 
to the Allworx server LAN. 
Remote Allworx 
Servers (Multi-
Site) 
An Allworx server at another site configured to behave as if it is part of the 
local system. The Allworx Server Administrator can configure the remote 
Allworx server to provide outside line services for the local server. See the 
Allworx Advanced Multi-site Setup Guide for information on configuring 
these services. The guide is available on the Allworx Partner Portal 
(www.allworxportal.com). 










