Re: oversized-header-chains: Receipt of illegal first-fragments

Vishwas Manral <vishwas.ietf@gmail.com> Wed, 18 July 2012 20:50 UTC

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Date: Wed, 18 Jul 2012 13:51:16 -0700
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Subject: Re: oversized-header-chains: Receipt of illegal first-fragments
From: Vishwas Manral <vishwas.ietf@gmail.com>
To: Fernando Gont <fgont@si6networks.com>
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Hi Fernando,

I think this is an essential message that needs to be added as part of the
draft.

Thanks,
Vishwas

On Wed, Jul 18, 2012 at 1:36 PM, Fernando Gont <fgont@si6networks.com>wrote;wrote:

> Folks,
>
> There's one issue that came up during my recent exchange with Suresh on
> which I'd like others (including Suresh) to weigh in:
>
> Since first-fragments that fail to include the entire header chain will
> be illegal, I think it would be appropriate to include an additional
> requirement in draft-ietf-6man-oversized-header-chain along the lines of:
>
> "A host that receives a first-fragment that fails to include the entire
> IPv6 header chain MUST silently drop the aforementioned fragment".
>
> Clearly, since such packets are illegal, they shouldn't exist in the
> first place... so dropping them makes sense.
>
> Thoughts?
>
> Thanks!
>
> Best regards,
> --
> Fernando Gont
> SI6 Networks
> e-mail: fgont@si6networks.com
> PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492
>
>
>
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