Cisco Bug: CSCum97996 - CUCM sends "Send 181 Call Is Being Forwarded" even it is False
Feb 16, 2017
- Cisco Unified Communications Manager (CallManager)
Known Affected Releases
Symptom: CUCM sends SIP 181 on inbound call leg when call is being forwarded. This may result in unexpected tones to be played at the caller. Conditions: CUCM Version : 220.127.116.1100-12 with following configuration - SIP trunk with QSIG tunnelling enabled. - CUCM service parameters "Send 181 call is being forwarded" is set to False "Delay Sending 181 until 180/183 message is received" is set to True Call flow : Inbound call on SIP trunk which is being forwarded. With above configuration CUCM should never send out 181.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases