: %CRYPTO-4-PKT_REPLAY_ERR: decrypt: replay check failed

[veeramani Gopal]

Hi ,

We are running ospf between two wan routers and ipsec tunnel is configured ,right now tunnel is up but we are getting freequently below errors.

: %CRYPTO-4-PKT_REPLAY_ERR: decrypt: replay check failed

        connection id=1439, sequence number=3421442

And we are not getting any impact on busineess, so can someone help on this , for what is the cause of this error , please help immediately.

Thanks

Veeramani.G

[Charles Hill · Accepted solution]

Here is a link that describes the error and how to troubleshoot it.

http://www.cisco.com/c/en/us/support/docs/ip/internet-key-exchange-ike/116858-problem-replay-00.html

Hope this helps.