RE: HTTP/1.1 502 Proxy Error - Resolution

[Jon S <rvrratjon@xxxxxxxxxxx>]

   Scott,

   I could not agree more. It seems to me that it should just ignore it,
   but this is what finally got it to work.

   Thanks, Jon
   > Date: Thu, 20 Nov 2008 11:50:29 -0600
   > From: sk@xxxxxxxxxxxxxxxx
   > To: ftpapi@xxxxxxxxxxxxxxxxxxxxxx
   > Subject: Re: HTTP/1.1 502 Proxy Error - Resolution
   >
   > Hi Jon,
   >
   > I'm a bit stunned by this development. HTTP servers/clients are able
   to
   > send any headers they want to -- and when an agent doesn't
   understand
   > the headers, they typically ignore them. For example, I could make
   up a
   > header named "X-Scott-Klement-Is-Cool: Yes" and send it, and it
   > shouldn't matter to anyone. The servers and proxies that receive the
   > header won't understand it, of course -- but it wouldn't break
   anything,
   > they'd simply ignore it.
   >
   > So while I agree that many older tools don't understand the Expect:
   > header, I don't see why that would result in a proxy error.
   >
   >
   > Jon S wrote:
   > > I have this figured out and thought I'd post the resolution in
   case
   > > anyone else came across this. Per my vendor:
   > >
   > > RFC 2616:
   > >
   > > Many older HTTP/1.0 and HTTP/1.1 applications do not
   > > understand the
   > >
   > > Expect header.
   >
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