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Cisco Bug: CSCtc96381 - Delay in starting RTP from 6941

Last Modified

Mar 03, 2018

Products (28)

  • Cisco Unified IP Phone 6900 Series
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified IP Phone 7962G
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified IP Phone 7945G
  • Cisco Unified IP Phone 7911G
  • Cisco Unified Wireless IP Phone 7925G
  • Cisco Unified IP Phone 7941G
  • Cisco Unified IP Phone 6961
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Known Affected Releases

8.5(3) 8.5(4)

Description (partial)

Calling from any other phone model to a 69xx, after going offhook on the 69xx it takes about 2 seconds before caller and called party can hear each other. This is in the same location where other phones they are working fine. Phone are connected to the same switch and vlan of the CUCM.

So far reproduced on 6941/61, but applicable to all 69xx series.

Related Community Discussions

6945 delay to answer
When answering a 6945 and possibly other 6900 model phones, there is a delay before the audio path is set up. The first few seconds of speech are cut off. Has anyone else seen this issue? I did see a bug on the 6900 phones, but it says it was fixed in 8.5(4) and 9.0(2). It also showed first found in 8.5(4) so I don't know how you fix it in the same version you found it in unless maybe with a cop file. Anyway, I am running CUCM version 8.6(1a). I don't se 8.6x listed in the fixed in version so I don't ...
Latest activity: Nov 10, 2011
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