[CentOS] How to block Yahoo , MSN messanger and Kazza with IPTABLES

Thu Nov 9 19:15:06 UTC 2006
David Hrbác( <hrbac.conf at seznam.cz>

Indunil Jayasooriya napsal(a):
> Hi,
> 
> I want to block  Yahoo Messenger, MSN messanger and Kazza with IPTABLES as
> my local network users always go there.
> How Can I do it?
> 

Well, I did not test it. http://www.wains.be/?p=91
David