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Re: Review: http://www.ietf.org/id/draft-mbelshe-httpbis-spdy-00.txt

From: Henrik Nordström <henrik@henriknordstrom.net>
Date: Thu, 01 Mar 2012 01:31:44 +0100
Message-ID: <1330561904.24673.176.camel@home.hno.se>
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
Cc: Mike Belshe <mike@belshe.com>, ietf-http-wg@w3.org
ons 2012-02-29 klockan 23:53 +0000 skrev Poul-Henning Kamp:
> In message <1330559425.24673.149.camel@home.hno.se>, Henrik =?ISO-8859-1?Q?Nord
> str=F6m?= writes:
> >ons 2012-02-29 klockan 15:16 -0800 skrev Mike Belshe:
> >
> >> The problem with upgrade is that it costs a round trip of latency.
> >
> >Only if you are pipelining and then only on the second request, and
> >pipelining on the first request is generally a bad idea anyway. So no.
> 
> There is of course an incredible evil way to indicate what protocol
> you want, without expending a RTT:

Which RTT?

> Have the server send a TCP option in the SYN+ACK packet that tells
> you what it can do on this TCP connection.

We can't assume such detail TCP transport. Might be running over SOCKS
or any other intermediary protocol abstracting away any such details.

Regards
Henrik
Received on Thursday, 1 March 2012 00:32:11 GMT

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