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Re: #179: Relax Via MUST

From: Henrik Nordstrom <henrik@henriknordstrom.net>
Date: Fri, 17 Jul 2009 01:53:49 +0200
To: Mark Nottingham <mnot@mnot.net>
Cc: HTTP Working Group <ietf-http-wg@w3.org>
Message-Id: <1247788429.25755.11.camel@localhost.localdomain>
mån 2009-07-13 klockan 15:59 +1000 skrev Mark Nottingham:
> Catching up on a very old discussion:
>    http://trac.tools.ietf.org/wg/httpbis/trac/ticket/179
> Currently, intermediaries MUST add the Via header;
> 
> The Via general-header field MUST be used by gateways and proxies to  
> indicate the intermediate protocols and recipients between the user  
> agent and the server on requests, and between the origin server and  
> the client on responses.
> 
> This doesn't reflect current practice.

But I don't see much need for action. Via is slowly gaining acceptance.

> When making this decision, it's worth noting that some HTTP mechanisms  
> operate differently when a message sender knows that the entire path  
> is HTTP/1.1, and the primary way of discovering this is the Via header.

Correct.

Regards
Henrik
Received on Thursday, 16 July 2009 23:54:29 GMT

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