Re: Working Group Last Call for draft-ietf-httpbis-tunnel-protocol

Martin Thomson <martin.thomson@gmail.com> Mon, 30 March 2015 18:01 UTC

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Date: Mon, 30 Mar 2015 12:58:27 -0500
Message-ID: <CABkgnnUBTTDmTASTT-6CQYOnsukhByy0SO3FK5ugPygvoxCAvw@mail.gmail.com>
From: Martin Thomson <martin.thomson@gmail.com>
To: Adrien de Croy <adrien@qbik.com>
Cc: Willy Tarreau <w@1wt.eu>, Amos Jeffries <squid3@treenet.co.nz>, HTTP Working Group <ietf-http-wg@w3.org>
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Subject: Re: Working Group Last Call for draft-ietf-httpbis-tunnel-protocol
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On 30 March 2015 at 06:43, Adrien de Croy <adrien@qbik.com> wrote:
> If you have a foo protocol that is used over TLS or may be used directly
> over TCP, then if you see
>
> ALPN: foo
>
> then how does the registry help you determine if this is foo over TLS or
> plaintext foo, since _surely_ you don't put foos in the TLS ALPN, since the
> "next layer" from TLS is not foos, it is foo.


You describe the whole thing.  So 'foos' is correct.  A protocol of
foo over TLS over TCP is identified separately from foo over TCP.