Re: A proposal

On Sun, Nov 17, 2013 at 3:09 PM, Poul-Henning Kamp <> wrote:
> In message <>
> , Zhong Yu writes:
>>If a URL is http://something, it better means that the document can be
>>retrieved by HTTP/1 on clear TCP. If that assumption is broken, a lot
>>of software will be broken.
> No, it means "fetch this with HTTP", it doesn't say "HTTP/1" anywhere
> and if the user-agent determines that it can be fetched better with
> HTTP/2 on port 100, then that's just fine.

There are a lot of existing programs, other than the few leading
browsers, that interpret "http://" URLs that way. Your proposal will
break them.

> Now, if a port number is specified, things get more hairy, and that
> could be documented as a way to insist on a particular HTTP version
> if my proposal is adopted.
> Poul-Henning
> --
> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> phk@FreeBSD.ORG         | TCP/IP since RFC 956
> FreeBSD committer       | BSD since 4.3-tahoe
> Never attribute to malice what can adequately be explained by incompetence.

Received on Sunday, 17 November 2013 21:22:36 UTC