> You need to have the firewall block direct access to the applications from > the client PCs. As long as the clients can use the application when the > Squid proxy is not in your network they will still be able to use the > application when the proxy is connected. > > The proxy can only control traffic which must go via the proxy. It can not > control traffic where the client can go directly not using the proxy. >
I omitted to say that I have port 80 blocked in the hardware firewall - its therefore necessary for client machines to access port 80 through squid. Robert.
