Preview Tool

Cisco Bug: CSCsz18738 - Fallback to audio after T.38 fax dose not work

Last Modified

Dec 14, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.1(4)M6.10 15.2(4)M4.3 15.3(1)T1.1 15.3(2)T1.2 15.3(2.25)M0.1 15.4(0.12)T 15.4(0.2)T

Description (partial)


For T38 fax call, while falling back to audio call , all the audio attributes are being dropped , in the offer send from CUBE.  So the audio call fails.


Issue is found in haw_t images.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.