more transparent proxy and squid questions.
wmoran at potentialtech.com
Fri Jun 13 06:47:11 PDT 2003
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??
Yes. You've got the right idea.
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