RE: [fw-wiz] Blocking IRC ....

From: Bill James (bubbagates_at_comcast.net)
Date: 01/19/04

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    To: <firewall-wizards@honor.icsalabs.com>
    Date: Sun, 18 Jan 2004 21:34:33 -0500
    
    

     Visu

    One way to do it is:

    iptables -A FORWARD -i your-internal-interface -o
    your-external-interface -p tcp --dport 6661:6669 -j DROP

    This is assuming that you are allowing all of your local clients
    unlimited access outbound and just blocking IRC on all the common ports

    Bill James

    -----Original Message-----
    From: firewall-wizards-admin@honor.icsalabs.com
    [mailto:firewall-wizards-admin@honor.icsalabs.com] On Behalf Of
    Vishwanath V
    Sent: Wednesday, January 14, 2004 5:47 AM
    To: firewall-wizards@honor.icsalabs.com
    Subject: [fw-wiz] Blocking IRC ....

    Hi guys,
             I just joined the list.
    I need some help wrt iptables.
    I have a linux gateway machine acting as a IP_masq/firewall.
    My policy is a basic deny all.
    I wana block machnies on my LAN from using irc client.

    Thanks in advance.
    Visu

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