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Cisco Bug: CSCuq17530 - 6921 with headsets double talk has bad Audio performance

Last Modified

Aug 05, 2015

Products (37)

  • Cisco Unified IP Phone 6900 Series
  • Cisco Unified IP Phone 9951
  • Cisco Unified IP Phone 7945G
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified IP Phone 7962G
  • Cisco Unified SIP Phone 3905
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified IP Phone 6961
  • Cisco Unified IP Phone 6901
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Known Affected Releases

9.1(1) 9.2(1) 9.3(1) 9.4(1) 9.4(2)

Description (partial)

Symptom:
If the parties on the call are using 6921 phones with headsets and Talking at the same time, the Voice Quality degrades badly.

Issue found with 6921 and HW251N headsets.

Conditions:
79XX phones do not face the problem!
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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