User`s guide
Table Of Contents
- Ascend Customer Service
- How to use this guide
- What you should know
- Documentation conventions
- How to use the on-board software
- Manual set
- Configuring WAN Connections
- Configuring IP Routing
- Introduction to IP routing on the Pipeline
- Managing the routing table
- Parameters that affect the routing table
- Static and dynamic routes
- Configuring static routes
- Specifying default routes on a per-user basis
- Enabling the Pipeline to use dynamic routing
- Route preferences
- Viewing the routing table
- Fields in the routing table
- Removing down routes to a host
- Identifying Temporary routes in the routing table
- Configuring IP routing connections
- Ascend Tunnel Management Protocol (ATMP)
- IP Address Management
- Connecting to a local IP network
- BOOTP Relay
- DHCP services
- Dial-in user DNS server assignments
- Local DNS host address table
- Network Address Translation (NAT) for a LAN
- Configuring IPX Routing
- How the Pipeline performs IPX routing
- Adding the Pipeline to the local IPX network
- Working with the RIP and SAP tables
- Configuring IPX routing connections
- Configuring the Pipeline as a Bridge
- Defining Filters and Firewalls
- Setting Up Pipeline Security
- Pipeline System Administration
- Pipeline 75 Voice Features
- IDSL Implementations
- APP Server utility
- About the APP Server utility
- APP Server installation and setup
- Configuring the Pipeline to use the APP server
- Using App Server with Axent SecureNet
- Creating banner text for the password prompt
- Installing and using the UNIX APP Server
- Installing and using the APP Server utility for DO...
- Installing and using the APP Server utility for Wi...
- Installing APP Server on a Macintosh
- Troubleshooting
- Upgrading system software
- What you need to upgrade system software
- Displaying the software load name
- The upgrade procedure
- Untitled
Defining Filters and Firewalls
Display unwanted dial-out packets
Pipeline User’s Guide Preliminary January 30, 1998 6-33
Example 5
In this example, the phone number dialed on receipt of this packet is 92233002.
The type OLD-STYLE-PADDED means that the packet has a 14-byte MAC
header + datagram.
The packet contents provide the following information:
chksum ff:ff
packet len 00:22 /* 34 */
Transport Control 00 /* 0 */
packet type 11 /* 17 NCP Packet */
dest network 00:00:00:00
dest Node ff:ff:ff:ff:ff:ff
dest Socket 04:52 /* SAP */
source network 00:00:00:00:00
source Node 00:a0:24:be:d5:84 /*physical addr of Node*/
Source Socket 40:09 /*4000h-7fffh Dynamic socket*/
Sap operation 00:03 /* Get Nearest Server Request */
Sap Service Type 0:04 /* File Server */
Date: 01/01/1990. Time: 02:40:35
Cause an attempt to place call to 92233002
WD_DIALOUT_DISP: chunk 260126 type OLD-STYLE-PADDED.
: 60 octets @ 2AE950
[0000]: 00 80 5f 74 93 d5 00 80 c7 2f 32 4c 00 2a ff ff
[0010]: 00 29 00 11 30 6c 6b 00 00 00 00 00 00 01 04 51
[0020]: 82 c1 b6 bf 00 80 c7 2f 32 4c 40 03 22 22 3f 03
[0030]: 01 00 16 00 02 15 01 ff ff ff ff ff