Chapter 6
Configuring and Debugging Fax Services
Configuring the Cisco IOS Gateway for Fax Mode
On the Cisco gateway, disable both fax relay and fax pass-through at the dial-peer level or system level
with the following commands:
Procedure
Run the command:
Step 1
fax rate disable
Step 2
Run the command:
no modem passthrough
Debugging the Cisco ATA 186/188 Fax Services
This section includes the following debugging topics for fax services:
•
•
•
Common Problems When Using IOS Gateways
Table 6-1
Cisco ATA is using fax over a Cisco IOS gateway.
Table 6-1
Problem
The far-end gateway is not
loaded with correct
software image.
The Cisco ATA is not
loaded with the proper
software.
User is operating
Cisco ATA software on an
outdated model.
Ol-3141-01
Common Problems When Using IOS Gateways, page 6-7
Using prserv for Diagnosing Fax Problems, page 6-8
Using rtpcatch for Diagnosing Fax Problems, page 6-12
lists typical problems and actions that might solve these problems for situations in which the
Solving Common Fax Problems
Action
Cisco recommends IOS version 12.2 (11)T or higher for the Cisco 2600
and Cisco 3600, and IOS version 12.1 (3)T or higher for Cisco AS5300.
The Cisco 6608 supports both the NSE and NTE methods of fax
pass-through mode, beginning with software version D004030145S16608.
To use fax pass-through mode with the Cisco 6608, the user must select
6608 NSE mode, and the NSE payload type must be reconfigured to match
the Cisco ATA.
Cisco recommends using software version 2.14 or higher.
Cisco recommends using Cisco ATA models 186-I1, 186-I2, 188-I1, or
188-I2 (hardware platforms).
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide (SCCP)
Debugging the Cisco ATA 186/188 Fax Services
6-7