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Re: [OPSEC] Ted Lemon's Discuss on draft-ietf-opsec-dhcpv6-shield-05: (with DISCUSS and COMMENT)

Fernando Gont <fgont@si6networks.com> Mon, 09 February 2015 20:27 UTC

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Date: Mon, 09 Feb 2015 17:26:46 -0300
From: Fernando Gont <fgont@si6networks.com>
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To: Ted Lemon <Ted.Lemon@nominum.com>, Brian E Carpenter <brian.e.carpenter@gmail.com>
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Subject: Re: [OPSEC] Ted Lemon's Discuss on draft-ietf-opsec-dhcpv6-shield-05: (with DISCUSS and COMMENT)
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On 02/09/2015 04:52 PM, Ted Lemon wrote:
> On Feb 9, 2015, at 2:47 PM, Brian E Carpenter
> <brian.e.carpenter@gmail.com> wrote:
>> Fair enough. But let's just say that DHCPv6 Shield sees a Next
>> Header value of 253. How does it know where to look for a potential
>> UDP header with port 546?
> 
> Either the next header is an unknown EH conforming to RFC 6564, or
> else it is a protocol header.

Are we in agreement that if RFC6564 is deployed, we say "bye bye" to new
transport protocols?

And if we are, is that the path you want to follow?

Thanks,
-- 
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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