[newbie] How to force the use of SQUID proxy in LM8.2 ?

Hello, Recently I decided to give a try to LM8.2 on the office internet GW. So I replaced MandrakeSNF with 8.2. Everything is running OK, but I miss the httpd-naat service and the quick changes we can do with it, for example to have the proxy to require authentication... Is there

[newbie] How can I block access to IRC in LM8.2 ?

Hello, Is there an easy way to block access to IRC channels, on all my network? I am using Mandrake 8.2 as a gateway for the internet with Mandrake Conection Sharing and Bastille firewall. Would it be possible to make restrictions for only some of the internal machines not beeing able to