Cisco Bug: CSCul84382 - No DDN retry after DDN/MBR collision
Dec 26, 2016
- Cisco ASR 5000 Series
Known Affected Releases
Symptom: DDN not sent for downlink data packets if MME doesn't send DDN Ack and MBR for TAU is sent from MME. UE can become active only if performs S1 Reestablishment. Volte calls can't go through in this case. Conditions: If there is DDN - MBR (TAU) collision, this issue is seen.
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Bug Details Include
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