Lostdomain.org » Networking http://lostdomain.org To find yourself, think for yourself. Sat, 06 Mar 2010 02:24:49 +0000 http://wordpress.org/?v=2.8.4 en hourly 1 %CRYPTO-4-PKT_REPLAY_ERR: decrypt: replay check failed connection id=xxx http://lostdomain.org/2008/11/26/crypto-4-pkt_replay_err-decrypt-replay-check-failed-connection-idxxx/ http://lostdomain.org/2008/11/26/crypto-4-pkt_replay_err-decrypt-replay-check-failed-connection-idxxx/#comments Wed, 26 Nov 2008 10:07:08 +0000 Martijn http://new.lostdomain.org/?p=8 If your replay window size has not been set to a number that is high enough for the number of packets received, you will receive a system message such as the following:

*Nov 17 19:27:32.279: %CRYPTO-4-PKT_REPLAY_ERR: decrypt: replay check failed connection id=xxx

To prevent this error, you can do following:

rtr(config)# crypto ipsec security-association replay window-size 1024

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