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Re: [nvo3-dt-encap] [nvo3] Encap draft published by design team

Joe Touch <touch@isi.edu> Fri, 17 February 2017 18:00 UTC

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To: Tom Herbert <tom@herbertland.com>
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From: Joe Touch <touch@isi.edu>
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Date: Fri, 17 Feb 2017 09:55:47 -0800
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Cc: Sam Aldrin <aldrin.ietf@gmail.com>, Sami Boutros <sboutros@vmware.com>, "nvo3-dt-encap@ietf.org" <nvo3-dt-encap@ietf.org>, "nvo3-chairs@ietf.org" <nvo3-chairs@ietf.org>, "nvo3@ietf.org" <nvo3@ietf.org>
Subject: Re: [nvo3-dt-encap] [nvo3] Encap draft published by design team
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On 2/17/2017 9:04 AM, Tom Herbert wrote:
> But again, we don't have any examples of a protocol with ordered TLVs
> that does this and there is no concrete proposal for doing this in
> Geneve so this idea is just speculation.
Ordered TLVs are the same thing as bitfields in known orders. The only
difference is whether the protocol allows the flexibility, in alternate
configurations, of supporting alternate fields in alternate orders.

However, the larger issue here is that the doc assumes a requirement for
efficient support in current hardware.

Joe

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