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Re: simplifying rekeying [draft-jenkins-ipsec-rekeying-06.txt]



> Nothing prevents implementation from keeping last received packet
> (or hash of it) in SA state and discarding any incoming packet if it
> is identical to the packet kept. At least our implementation behaves
> this way and we have never encountered your problem.

You'll still get wind up with garbled decryptions of a retransmission
if the network reorders packets on you..  i.e., if you recieve packet
1, then packet 2, then a duplicate/retransmission of packet 1.

(maybe you've not played with flakeways and other similarly "abusive"
test environments..)

						- Bill


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