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Cisco Bug: CSCvu34970 - MME Sends eKsi==7 in EGTP_SRVCC_PS_TO_CS_REQUEST for non-Emergency call

Last Modified

Sep 17, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

21.12.18 21.17.8 21.20.0

Description (partial)

Symptom:
For non emergency call, during SRVCC procedure, eKSI value in 'MM CONTEXT' of SRVCC_PS_TO_CS_REQUEST set with 7.

Conditions:
During authentication procedure, if the KASME's first 3 bit is 7, then we see eKSI set to 7 in  'MM CONTEXT' of SRVCC_PS_TO_CS_REQUEST.
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