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Cisco Bug: CSCus67919 - Reflexive ACL drops return traffic on 7600

Last Modified

Feb 08, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

15.4(3)S1.15

Description (partial)

Symptom:
7600 WS-SUP720-3B 154-3.S Reflexive ACLs

Conditions:
Traffic source is on SVI.
Traffic destination is reachable over physical interface.

Traffic does not flow for either ICMP or TCP between the hosts in question in different directions.
Reflexive ACL is being created but traffic is blocked.

For return packets they are coming back on SVI and then gets punted to be evaluated for reflexive ACL and there it gets denied in the software.
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