Cisco Bug: CSCur78406 - CGN applications fail to work after removing/adding cgn instance
Jul 17, 2017
- Cisco ASR 9000 Series Aggregation Services Routers
Known Affected Releases
Symptom: Remove the CGN instance using no service cgn and then rollback the configuration. During the rollback configuration, the config failed to msg is displayed, but the commit is successful. RP/0/RSP1/CPU0:Nov 17 14:47:43.990 : cgn_ma: %SERVICES-CGN-3-CORE_FAIL : Configuration failed to apply for cgn 'vcgn1'. Use 'show cgn trace master-agent apply reverse'command for failure details. After this, observe that the show command for nat44 fails with ?error, operation not permitted?, NAT64 displays wrong address pool, DS-lite shows 0 address pool. Traffic does not flow for any of the features. Conditions: This issue is specific SIT testbed it's not reproducible in different testbeds.
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