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Re: [IPsec] WESP #109 - WESP header alignment for IPv6

From: Grewal, Ken <ken.grewal_at_nospam>
Date: Thu Sep 24 2009 - 19:55:22 GMT
To: Paul Hoffman <paul.hoffman@vpnc.org>, "ipsec@ietf.org" <ipsec@ietf.org>

Thanks Paul and agreed.

• Ken

>-----Original Message-----
>From: Paul Hoffman [mailto:paul.hoffman@vpnc.org]
>Sent: Thursday, September 24, 2009 11:44 AM
>To: Grewal, Ken; ipsec@ietf.org
>Subject: Re: [IPsec] WESP #109 - WESP header alignment for IPv6
>
>At 12:13 PM -0600 9/24/09, Grewal, Ken wrote:
>>Proposed change
>>0 1 2 3
>>0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
>>+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>>| Next Header | HdrLen | TrailerLen |V|V|E|X| Rsvd |
>>+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>>| Reserved (zeros) for IPv6 alignment |
>>+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
>
>No hat:
>
>I agree with the idea, but I would word it a bit differently. It's not
>"reserved", it is actually used. "IPv6Padding (4 octets)" might make it
>clearer.
>
>--Paul Hoffman, Director
>--VPN Consortium

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