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Cisco Bug: CSCtd52360 - SDP dropped by CM on forwarded UPDATE message via CCM SIP Trunk

Last Modified

Feb 22, 2014

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

Calls fail when calling from SIP trunk side gateway CL1 via SIP ICT to MGCP gateway CL2.
 - SDP sent on UPDATE is dropped on CM before forwarding the request to the GW.
In the successful call the SDP content received from CUCM(.10) is
forwarded to the SIP gw and the gw response with a 200 OK with the SDP.
 - Call Flow:
SIP gw --(SIP)-- CUCM_A--(SIP ICT Trunk)--CUCM_B-(--MGCP Gw
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Bug Details Include

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  • Status
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