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Cisco Bug: CSCun66358 - Sip Refer Transfer Delay

Last Modified

Feb 26, 2019

Products (8)

  • Cisco Unified Communications Manager (CallManager)
  • Cisco Intercompany Media Engine
  • Cisco Business Edition 5000 Version 8.6
  • Cisco Business Edition 3000 Version 8.6
  • Cisco Business Edition 6000 Version 8.6
  • Cisco Unified Communications Manager Version 8.6
  • Cisco Unity Connection Version 8.6
  • Cisco Unified Communications Manager Session Management Edition

Known Affected Releases

8.6(2) 9.1(2.11900.12)

Description (partial)

Symptom:
The sip stack is processing the incoming transfer request at the same time that the peer leg is updating call information.  This results in a race-condition that freezes the transfer until the tranferring party hangs up.

Conditions:
-UC Manager with inbound and outbound SIP trunks.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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