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Cisco Bug: CSCtb21169 - SIP SDP sent inactive stream, before SIPInterface created

Last Modified

Feb 22, 2014

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

7.0

Description (partial)

Symptom:
Blind transfer from SCCP phone fails on SIP trunk

Conditions:
2 CCM clusters connected with SIP trunk.

Customer place call from the 7942 SIP phone registered to ClusterA outside to local PSTN provider (via IP-IP GW).

Then after call get connected customer makes blind transfer to SCCP phone registered to ClusterB over SIP trunk.

This works fine for 7925 phone and fails for 7975 phone.
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