Re: Call for Adoption: Invariants

Ted Hardie <ted.ietf@gmail.com> Tue, 06 February 2018 18:57 UTC

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From: Ted Hardie <ted.ietf@gmail.com>
Date: Tue, 06 Feb 2018 10:57:03 -0800
Message-ID: <CA+9kkMChFQ3aYBcsdtFOD18CytjhqYE-pWqd6JCUPuD5vwFE6g@mail.gmail.com>
Subject: Re: Call for Adoption: Invariants
To: Spencer Dawkins at IETF <spencerdawkins.ietf@gmail.com>
Cc: Mike Bishop <mbishop@evequefou.be>, "Brian Trammell (IETF)" <ietf@trammell.ch>, Mikkel Fahnøe Jørgensen <mikkelfj@gmail.com>, QUIC WG <quic@ietf.org>, Mark Nottingham <mnot@mnot.net>, Lars Eggert <lars@eggert.org>
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On Tue, Feb 6, 2018 at 6:54 AM, Spencer Dawkins at IETF <
spencerdawkins.ietf@gmail.com> wrote:

> Asking with no hat, but ...
>
> On Mon, Feb 5, 2018 at 1:00 PM, Mike Bishop <mbishop@evequefou.be> wrote:
>
>> I support adoption.  The way to change the invariants will be to mint a
>> new protocol, and not claim that your new protocol is a version of QUIC.
>> If it happens to be startlingly similar, all well and good.
>
>
> If you roll a new protocol, that's not a version of QUIC, is it obvious to
> everyone but me whether you can run both protocols on UDP/443?
>
>
Mike Bishop's PR defining httpq as a scheme (
https://github.com/quicwg/base-drafts/pull/348) defines UDP 443 as the
default for httpq.  I think that pretty much asserts that UDP/443 is QUIC,
not a forked variant.


> I thought I remembered that UDP/443 was chosen because firewalls often
> pass port 443, so that aids deployment. Hence, my question.
>
>
Yes.  That may cause us to consider carefully whether UDP/443 ought to be
defined for QUIC more rather than HTTP over QUIC, or even more generally.

Ted



> Thanks,
>
> Spencer
>