Cisco Bug: CSCvu40056 - CUCM sends INVITE with SDP containing no codec but with valid port.
Sep 18, 2020
- Cisco Unified Communications Manager (CallManager)
Known Affected Releases
10.5(2.10000.5) 11.5(1.10000.6) 12.0(1.10000.10) 12.5(1.10000.22)
Symptom: INVITE with no codecs in SDP would be sent by CUCM. Conditions: 1.) Race condition between Recording establishment & REFER invocation should happen. 2.) ‘SIPCallStateInd’ signal which denotes the recording ‘start’ should be processed during media renegotiation as part of REFER from traces.
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Bug Details Include
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