Re: icpDetectClientClose message in cache.log

Someone with MSIE is using your proxy, and the particular version(s) do
not implement persistant connections properly. It's trying to make
further requests even though the returned headers (according to the http
specification) would indicate that no further requests can be made on
the same pipe.

D

Evaghelos Tsiotsios wrote:
>
> Dear All,
>
> I have Squid-1.1.20 running, connected through ICP
> to 3 parent caches (also Squid-1.1.20).
> In the cache.log there appear a lot of messages like the ones appearing
> below:
> Any hints of what these messages mean?
> (Do they imply that the client abandoned the request before completion
> of the download? In this case why icpdetect?
> Or there is a protocol incompatibility issue lurking behind?)
>
> (Do I have to consult the FAQ or the manual? In this case, forgive me
> for taking your time...)
> Thanks,
>
> Evaghelos.
>
> Sample messages
> a)
>
> 1998/04/21 16:23:54| icpDetectClientClose: FD 43, 255 unexpected bytes
> 1998/04/21 16:23:54| --> from: 194.30.234.207
> 1998/04/21 16:23:54| --> data:
> GET%20http://www.microsoft.com/library/images/gifs/stories/feature.gif%2
> 0HTTP/1.0%0d%0aAccept:%20*/*%0d%0aReferer:%20http://www.microsoft.com/ie
> 40.htm%0d%0aAccept-Language:%20el,en-gb;q=0.5%0d%0aAccept-Encoding:%20gz
> ip,%20deflate%0d%0aUser-Agent:%20Mozilla/4.0%20(compatible;%20MSIE%204.0
> 1;%20Window
>
> b)
> 1998/04/21 16:23:54| icpDetectClientClose: FD 43, 64 unexpected bytes
> 1998/04/21 16:23:54| --> from: 194.30.234.207
> 1998/04/21 16:23:54| --> data:
> s%2095)%0d%0aHost:%20www.microsoft.com%0d%0aProxy-Connection:%20Keep-Ali
> ve%0d%0a%0d%0a

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