Re: 305 Use proxy

Klaus Weide <kweide@tezcat.com> wrote:
>On Sun, 23 Mar 1997, Roy T. Fielding wrote:
>> In message <199703202122.NAA03558@step.mcom.com>, Ari Luotonen writes:
>> >
>> >If 305 is allowed by origin servers, intermediate HTTP/1.1 proxies
>> >that do not understand 305's hop-by-hope requirement will let it
>> >through (I assume at this point it may be too late to impose the
>> >hop-by-hop requirement for 305, and expect it to be respected by all
>> >implementations).  If a client gets a 305 sent by an evil origin
>> >server through a proxy, it will override the client's proxy settings,
>> >because the client thinks the proxy redirected it to another proxy.
>> 
>> I don't know of any clients that have implemented 305.
>> Is it already in the Navigator (or other browser)?
>
>Lynx has implemented 305 for a while.  It only accepts it from an origin
>server (i.e. if not already using a proxy) and on a request-by-request
>basis (like 302; no "proxy settings" are overridden except for the
>current request).

	Note that this is another "better safe than sorry" initial
implementation in Lynx, reflecting concerns like those expressed
by Ari, but going beyond what was actually in the spec at the time
of the implementation.

				Fote

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