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New Member

Failed Anti-Replay checking

Hiii,


whenever i'm connecting through a VPN (client to Site ) i'm getting the below error:


IPSEC: Received an ESP packet (SPI=*****, sequence number=****) From ****** (USER=***) to (My peer IP) that failed anti-replay checking.


the VPN is working fine but this kind of logs are distrubing me.  could you please Advise!


thanks,

Fadi

3 REPLIES
Cisco Employee

Re: Failed Anti-Replay checking

Hi,

Here is a document which will help you. I would suggest increaing the replay window size a bit to see if it helps you.

http://www.cisco.com/en/US/docs/ios/12_3t/12_3t14/feature/guide/gt_iarwe.html

The reason why this is coming could be due to out of ordering by your ISP.

New Member

Re: Failed Anti-Replay checking

woow it works.

thank you sooo much Prapanch

Cisco Employee

Re: Failed Anti-Replay checking

Glad to know that! Please mark this post as answered and rate the answer if you found it helpful.

Thanks and Regards,

Prapanch

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