more transparent proxy and squid questions.

[Andrew Thomson]

oh, and does squid need to be compiled with CONFIGURE_ARGS+=
--enable-ipf-transparent
given the firewall does the divert to the squid box ??

ta,

ajt.



On Fri, Jun 13, 2003 at 05:04:38PM +1000, Andrew Thomson wrote:
> I'm not looking for help at setting this up as such, but rather a better
> understanding of what's happening to the packets in this situation.
> 
> I have a freebsd firewall/gateway box.
> 
> I then fwd the port 80 requests to the squid box on port 3128
> 
> squid then i imagine process the request.. does squid then make the same
> http request with it's ip as the source?
> 
> perhaps an illustration might be helpful.
> 
> wall/gwy = 192.168.1.1
> squid = 192.168.1.2
> user = 192.168.1.3
> 
> user makes an http request.
> 
> ipfw rule on wall diverts to squid:
> 
> ipfw add 50 fwd 192.168.1.2,3128 tcp from any to any 80
> 
> does squid then make the request with it's ip?
> 
> thus we'd need something like,
> 
> ipfw add 45 allow tcp from 192.168.1.2 to any 80
> 
> squid updates the cache/passes the data back to the user??
> 
> thanks,
> 
> ajt.
> 
> 
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