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From "Joshua Slive" <>
Subject Re: [users@httpd] referer header field too long?
Date Mon, 24 Jul 2006 15:30:22 GMT
On 7/24/06, Peter Posselt Vestergaard <> 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
but I suspect the problem may be elsewhere, such as an intermediate proxy.


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