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Cisco Bug: CSCtb39298 - CUCM SIP trunk code incorrectly expects Allow-Events in UPDATE request

Last Modified

Jul 07, 2017

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases


Description (partial)

Allow-Events header is missing from outgoing UPDATE message, which is correct according to standards.  The SIP trunk application code must be reworked so that it does not expect this header in an incoming UPDATE.
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