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Re: replay window size (Re: Proposed changes to ESP (andf a little AH too))

To: IPsec Mailing List <ipsec@tis.com>
Subject: Re: replay window size (Re: Proposed changes to ESP (andf a little AH too))
From: Lewis McCarthy <lmccarth@cs.umass.edu>
Date: Fri, 21 Mar 1997 19:15:58 -0500
Organization: Theoretical Computer Science Group, UMass-Amherst, <URL:http://www.cs.umass.edu/~thtml/>
References: <v0300780eaf5886498ba8@[128.89.0.110]>
Sender: owner-ipsec@ex.tis.com

Stephen Kent writes:
>         One final note re ESP formats and processing:  I-Ds discussing
> anti-replay require support of a window size of 1, which implies strict
> sequencing of packets.  I'd like to remove this requirement.  In fact, I'd
> like to suggest that supporting a window size of 1 is inappropriate.  

Do you have a recommendation for the replacement mandatory-to-implement
window size, instead of 1? To minimize disruption, we might upgrade
size=32 from recommended to mandatory-to-implement.

-Lewis

References:

Proposed changes to ESP (andf a little AH too)

From: Stephen Kent <kent@bbn.com>

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