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Cisco Bug: CSCvv89388 - [SMF]: EPSFB fails when PDU_RES_MOD_FAIL received after AN Release

Last Modified

Oct 13, 2020

Products (1)

  • Cisco Wireless Mobile Application

Known Affected Releases

2020.2

Description (partial)

Symptom:
when EPSFB fails during GNB delays the PDU_RES_MOD_FAIL for epsfb,

Conditions:
when SMF receives PDU_RES_MOD_FAIL after AN release as part of ESPFB, SMF process the MOD fail after 4g-5g HO is done.which kills the Dedicated bearer procedure, CBR delay timer is configured non zero value.
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