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Cisco Bug: CSCvs79286 - multiple crypto keys in Inactive SDP answer (ACK) from CUCM is against RFC might lead to call drop

Last Modified

Sep 01, 2020

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.5(2.10000.5) 11.5(1.10000.6) 12.0(1.10000.10) 12.5(1.10000.22)

Description (partial)

Symptom:
Moh caps and device offered caps mismatch and tries to insert xcoder and xcoder is not available in MRGL.
After this, annunciator is invoked and and as a part of the call flow, cucm sends inactive answer and it adds 2 crypto keys.

Conditions:
Moh caps and device offered caps mismatch and tries to insert xcoder and xcoder is not available in MRGL.
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