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Cisco Bug: CSCur96411 - MME does not send Attach Reject when UE does not send EIA0/EEA0

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

17.1.0.57818

Description (partial)

Symptom:
MME does not send Attach Reject in the reported scenario

Conditions:
1. UE sends IMSI based emergency attach request without EIA0/EEA0 support
2. MME authenticates the UE, authentication fails as UE sends incorrect authentication response.
3. Since UE does not support EIA0/EEA0 MME can not send SMC with EIA0 and EEA0.
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  • Status
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