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Cisco Bug: CSCuq79452 - 8831 one way audio issue triggered by comfort noise packets

Last Modified

May 24, 2018

Products (35)

  • Cisco IP Phone 8800 Series
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7962G
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified IP Phone 7945G
  • Cisco Unified IP Phone 9951
  • Cisco Unified IP Phone 6941
  • Cisco Unified IP Phone 7941G
  • Cisco Unified IP Phone 7911G
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Known Affected Releases


Description (partial)

One way audio when 8831 users places a call to PSTN.

The RTP stream sent to 8831 contains Comfort noise packets

Related Community Discussions

Cisco Unified IP Conference Phone 8831 (Firmware version 9.3) の音声品質が悪い
2015年10月1日(初版) 2015年10月1日(アップデート) TAC SR Collection 主な問題 | Cisco Unified IP Conference Phone 8831  | を使用した時、 音声の音量が小さかったり、片通話が発生したり、または、相手の声にノイズが入ったりします。 原因 原因を特定するには、ログ調査が必要ですが、ファームウェアバーション10.3.1より古いものを使用されている場合は、下記の不具合に該当する可能性があります。 | <key>CSCuq79452</key> - 8831 one way audio issue triggered by comfort noise packets CSCuq34356 - 8831 voice sounds fuzzy and worse than 7937 CSCup85119 - Audio Quality on Cisco 8831 is lower on base station CSCuq86863 - 8831 in linked mode has lower in-call volume on secondary/slave ...
Latest activity: Sep 30, 2015
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