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From "Roy T. Fielding" <>
Subject Re: A question for the protocol gurus...
Date Thu, 31 Jan 2002 22:49:20 GMT
> But in theory this could also happen with HTTP/1.0 if a client asks for
> /blah and doesn't include a host header - in this case the gateway has
> no way of figuring out who to connect to, and must fail as I understand
> it with "505 Upgrade Dammnit". Am I right?

It can fail however it likes -- transparent gateways are not allowed in HTTP.
Once you violate the protocol, you are doomed to any number of unspecified
workarounds that will ultimately fail outside the common case.


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