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Cisco Bug: CSCur30029 - Ad-hoc Conference, B get reorder, in DOSIPTrunk---SME---DualStackV6Trunk

Last Modified

Jul 24, 2017

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

In a adhoc conference call flow between 3 phones, on completing the conference one of the phone drops from the conference.


Seeing call failures in following Scenario:
Initial Call:
Conference initiated by Phone-A:

"SIP-DualStack-V4 Trunk" on the SME with DTMF signalling Method= OOB_RFC
MTP is inserted in the call flow due to DTMF change while connecting to the conference bridge. 
Media Preference on Cluster 2 is V6 and Media Preference on the SME is v4.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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