Date: Wed, 28 Jun 2000 16:26:33 +0300 From: Boris Karnaukh <bk532@iname.com> To: Salvo Bartolotta <bartequi@inwind.it> Cc: freebsd-security@FreeBSD.ORG Subject: Re: icmp type 3 code 4: a couple of questions Message-ID: <3959FD09.145EBF61@iname.com> References: <20000627.14530500@bartequi.ottodomain.org>
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Salvo Bartolotta wrote: > > Dear FreeBSD'ers, > > I am running a paranoidly closed firewall (homebox). > > Just out of curiosity, is there an *ipfw* way to allow ONLY icmp type > 3 code 4 packets (DF), dropping all other icmp packets onto the floor Here is quote from my ruleset: add allow icmp from any to any in icmptypes 0,3,11,12,14,16,18 add allow icmp from any to any out -- <Signed> Boris Karnaukh (mailto:bk532@iname.com) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message
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