Cisco Bug: CSCvu95121 - Static NAT outside breaks locally generated TCP/UDP traffic
Aug 25, 2020
- Cisco ASR 1000 Series Aggregation Services Routers
Known Affected Releases
Symptom: Static NAT outside breaks return traffic for locally generated TCP/UDP sessions. Conditions: The issue is observed with IOS-XE software versions 16.9.x and 16.12.x. The issue is only observed with static NAT outside configuration. TCP/UDP sessions originated by the router with NAT >>>Outside LOCAL<<< IP as destination IP. NAT translation is created. Return traffic is dropped with state "DROP 55 (ForUs)"
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Bug Details Include
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