Re: [tcpm] 793bis: IP ID

Fernando Gont <fgont@si6networks.com> Fri, 24 January 2020 05:24 UTC

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To: Joe Touch <touch@strayalpha.com>, Gorry Fairhurst <gorry@erg.abdn.ac.uk>
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From: Fernando Gont <fgont@si6networks.com>
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Date: Fri, 24 Jan 2020 01:58:56 -0300
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Subject: Re: [tcpm] 793bis: IP ID
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On 23/1/20 11:54, Joe Touch wrote:
> 
> 
>> On Jan 23, 2020, at 5:24 AM, Gorry Fairhurst <gorry@erg.abdn.ac.uk> wrote:
>>
>> I think this is the wrong ID to discuss anything related to IPv4 ID.
> 
> I disagree.
> 
> It’s important to support the *requirement* in 6864 by explicitly indicating that the ID *MUST NOT* be used for duplicate segment detection in TCP.

With layering in mind, why would one want to do that?

Thanks,
-- 
Fernando Gont
SI6 Networks
e-mail: fgont@si6networks.com
PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492