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Message-ID: <e498c1660607250632y1248538ct3f24155c11bdf73f@mail.gmail.com>
Date: Tue, 25 Jul 2006 09:32:38 -0400
From: "Joshua Slive" <joshua@slive.ca>
Sender: jslive@gmail.com
To: users@httpd.apache.org
In-Reply-To: <9EE2AB3E13F8844AB35BF44F17268D7163FA20@Milestonee.milestone.dk>
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References: <9EE2AB3E13F8844AB35BF44F17268D7163FA20@Milestonee.milestone.dk>
Subject: Re: [users@httpd] referer header field too long?

On 7/25/06, Peter Posselt Vestergaard <PPV@milestone.dk> wrote:
> > -----Original Message-----
> > From: jslive@gmail.com [mailto:jslive@gmail.com] On Behalf Of
> > Joshua Slive
> > Sent: 24. juli 2006 17:30
> > To: users@httpd.apache.org
> > Subject: Re: [users@httpd] referer header field too long?
> >
> > On 7/24/06, Peter Posselt Vestergaard <PPV@milestone.dk> wrote:
> > > Hi
> > > We have a number of Apache HTTP servers installed all with version
> > > 2.0.54.
> > > Lately we have seen a number of "400 Bad Request" in the
> > error logs, and
> > > after a lot of testing we have found that this happens then the
> > > "Referer" HTTP header field in the request contains a URL
> > that it more
> > > than 200 characters long.
> > > We have searched the web and apache web site without
> > finding anything
> > > about this.
> > > Can someone confirm this and tell us how to work around it?
> > We cannot
> > > easily replace the servers, so we would prefer another
> > solution... but
> > > if no such exist we would like to know whether this has
> > been corrected
> > > in a later version of the Apache server? We are not
> > interested in the
> > > referer field, so it would be okay if Apache could just ignore it.
> >
> > 200 characters would be a very unusual limit.  You can check
> > http://httpd.apache.org/docs/2.2/mod/core.html#limitrequestfieldsize
> > but I suspect the problem may be elsewhere, such as an
> > intermediate proxy.
> >
> > Joshua.
> >
> Thanks for your answer.
> However we have not set that setting and I am entirely sure that no
> proxy is in between. We first saw the error on a customer setup, but
> have been able to reproduce the problem on our local setup in which we
> know that no proxy is in between.

I would look for something else other than the length of the Referer.
What does the apache error log say?

Joshua.

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