Another one... Use TCPDUMP and see where there're coming from. Thanks, ____________________________________________ George Vieira Systems Manager georgev@xxxxxxxxxxxxxxxxxxxxxx Citadel Computer Systems Pty Ltd http://www.citadelcomputer.com.au Phone : +61 2 9955 2644 HelpDesk: +61 2 9955 2698 -----Original Message----- From: juanca [mailto:juanca@xxxxxxxxxx] Sent: Wednesday, July 16, 2003 9:36 PM To: netfilter@xxxxxxxxxxxxxxxxxxx Subject: block msn I`ve got this rulset but It doesn`t work what else do I need to add? All the windows machine work msn, just on linux doesn`t Any suggetions ? Thanks in advance iptables -A FORWARD -s 192.168.0.10 -p TCP --dport 1443:1467 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 207.46.107.33 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 207.46.110.38 -j REJECT iptables -A FORWARD -s 192.168.0.10 -p tcp --dport 1863 -j REJECT iptables -A FORWARD -s 192.168.0.10 -p tcp --dport 1513:1525 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 66.35.229.204 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 65.54.194.118 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 207.46.107.34 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 208.45.129.195 -j REJECT iptables -A FORWARD -s 192.168.0.10 -p tcp --dport 1863 -d 0/0 -j DROP iptables -A FORWARD -s 192.168.0.10 -d 207.46.110.11 -j REJECT iptables -A FORWARD -s 192.168.0.10 -p tcp --dport 1863 -d 0/0 -j DROP iptables -A FORWARD -s 192.168.0.10 -p tcp --dport 1601:1603 -d 0/0 -j DROP iptables -A FORWARD -s 192.168.0.10 -d 64.4.13.0/24 -j REJECT iptables -A FORWARD -s 192.168.0.10 -d 64.4.0.0/24 -j REJECT iptables -A INPUT -p tcp -s 192.168.0.10 -d messenger.microsoft.com -j DROP