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Cisco Bug: CSCvt53996 - MME returns DIAMETER_ERROR_USER_UNKNOWN for Mon even Number of UE's case

Last Modified

May 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.18.0.74706 21.19.0 21.19.M0.74655 21.19.n1

Description (partial)

Symptom:
MME returns DIAMETER_ERROR_USER_UNKNOWN for Mon even Number of UE's case

Conditions:
SCEF  sends Feature-List-ID, Feature-List and Tracking-Area-Identity without M flag. According to 29.272, these AVP must not be M.
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