RE: Blocking Virus ICMP flood

From: Don Bowman (don_at_sandvine.com)
Date: 08/24/03

  • Next message: User Ernie: "Re: Blocking Virus ICMP flood" 
    To: 'User Ernie' <ernie@spooky.eis.net.au>, freebsd-isp@freebsd.org
Date: Sun, 24 Aug 2003 10:57:07 -0400

    > From: User Ernie [mailto:ernie@spooky.eis.net.au]
    >
    > Does anyone know if ipfw can do someting similar to:
    >
    > deny icmp any any echo tos min-delay
    >
    > Which is the Cisco command I use to try and limit the flood
    > style icmp traffic from the
    > recent Internet viruses.
    >
    > - Ernie.

    ipfw add deny icmp from any to any icmptypes 0,8 iptos lowdelay
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