Date: Thu, 14 Oct 1999 11:38:46 +0200 From: sthaug@nethelp.no To: avalon@coombs.anu.edu.au Cc: jkb@best.com, roberto@keltia.freenix.fr, freebsd-security@FreeBSD.ORG Subject: Re: anti-spoofing Message-ID: <67021.939893926@verdi.nethelp.no> In-Reply-To: Your message of "Thu, 14 Oct 1999 19:24:19 %2B1000 (EST)" References: <199910140924.TAA27074@cheops.anu.edu.au>
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> > deny ip 224.0.0.0 0.15.255.255 any log > > That's a bad range to block - well, maybe not if you have no intention of using multicast. No, it's a good range to block. Always. Because you never want to have multicast addresses as *source* address. Steinar Haug, Nethelp consulting, sthaug@nethelp.no To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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