Cisco Bug: CSCvs01342 - [CUPS] Dedicated bearer on UP is deleted even when receiving DBRes with temp rejection from MME.
Jun 15, 2020
- Cisco ASR 5000 Series
Known Affected Releases
21.16.1 126.96.36.199374 21.17.1 21.18.0
Symptom: Dedicated bearer were deleted when MME sent DBResp with temp rejection. Conditions: 1. Attach a call for volte on SPGW 2. create dedicated bearer (EBI:6) 3. SPGW receive DBReq with EBI:6 from PGW and relay it to MME. 4. SPGW receive DBRes with cause:Temporarily rejected due to handover procedure in progress from MME 5. SPGW deletes dedicated bearer on UP - show subscribers saegw-only all on CP Bearer infomaiton is not change OECDHN 00e52fe1 440511000000001 005 u 1007:cafe:1::1:1 ims 00h00m22s OECEHN 00e52fe1 440511000000001 006 u 1007:cafe:1::1:1 ims 00h00m22s - show subscribers user-plane-only full all on UP Before receiving DBRes with temp rejection Number of associated PDRs : 4 Number of associated ADC PDRs : 0 Number of associated FARs : 4 Number of associated QERs : 0 Number of associated BARs : 0 Number of associated URRs : 4 After receiving DBRes with temp rejection Number of associated PDRs : 2 Number of associated ADC PDRs : 0 Number of associated FARs : 2 Number of associated QERs : 0 Number of associated BARs : 0 Number of associated URRs : 2
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