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Cisco Bug: CSCtc98074 - PVDM3 only 29/3900 must not initiate, or respond to, Cisco Fax Relay

Last Modified

Mar 06, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.0(1)M 15.0(1)M0.6

Description (partial)

Symptom:
A Cisco 2900 or 3900 series voice gateway, using only PVDM3 based DSPs, will send, and respond to, requests to start Cisco Fax Relay. Cisco Fax Relay is not supported on the PVDM3 hardware and calls that attempt to use it will disconnect with "Cause Value = 172".

Conditions:
This happens on devices with only PVDM3 DSP resources.
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