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From "Peter Posselt Vestergaard" <...@MILESTONE.DK>
Subject RE: [users@httpd] referer header field too long?
Date Tue, 25 Jul 2006 05:35:19 GMT
> -----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.
/Peter

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