Re: Blocking web-based proxy traffic

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On 11/29/07 3:55 AM, "Benny Amorsen" <benny+usenet@xxxxxxxxxx> wrote:

>>>>>> "GT" == Grant Taylor <gtaylor@xxxxxxxxxxxxxxxxx> writes:
> 
> GT> The preferred option would be to DNAT (redirect) the traffic to a
> GT> mini web server that will serve up a generic web page indicating
> GT> that the access has been blocked.
> 
> The GET request only gets transmitted once the three-way TCP handshake
> is done. By then it's way too late to DNAT anything -- the mini web
> server wouldn't get a SYN, so it would throw away the packet.
> 
> 
> /Benny
> 
> 
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Thanks to all who responded to this...looks like I'll have to use a
multi-layered approach.

Thanks again,
James


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