Re: [tcpm] Last Call: <draft-ietf-tcpm-fastopen-09.txt> (TCP Fast Open) to Experimental RFC

Joe Touch <touch@isi.edu> Wed, 09 July 2014 18:26 UTC

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Date: Wed, 09 Jul 2014 11:26:17 -0700
From: Joe Touch <touch@isi.edu>
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Subject: Re: [tcpm] Last Call: <draft-ietf-tcpm-fastopen-09.txt> (TCP Fast Open) to Experimental RFC
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On 7/9/2014 10:42 AM, John Leslie wrote:
> The IESG <iesg-secretary@ietf.org> wrote:
>>
>> The IESG has received a request from the TCP Maintenance and Minor
>> Extensions WG (tcpm) to consider the following document:
>> - 'TCP Fast Open'
>>    <draft-ietf-tcpm-fastopen-09.txt> as Experimental RFC
>
>     Have we actually settled how this would interact with EDO?

EDO currently does not change its behavior depending on other options.

The only options that might require interpreting EDO would be TCP-AO (to 
include or omit options in the HMAC calculation) or any alternate 
checksums (there was one, but it's been obsoleted).

Otherwise, I don't think there is - or should be - any interaction at all.

The only proposal I saw to link them involved SYN-EDO, not EDO (i.e., to 
deal with the initial SYN). I already responded as to why I don't think 
the proposed approach is useful, but the SYN-EDO doc hasn't even been 
posted yet.

Joe