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Cisco Bug: CSCsy96412 - Wrong CAC bandwidth allocated for IPv6 calls with SIP trunk MTP/XCODER

Last Modified

Jul 06, 2017

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

7.1(1.39131.7)

Description (partial)

Symptom:
A call may fail if any of the endpoints supports IPv6 addressing mode.

Conditions:
This happens when a Transcoder is needed for the call, different IP Address modes are selected on both sides of the Transcoder and not enough bandwidth is available due to miscalculation of reserved bandwidth for IPv6.
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  • Status
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