Date: Tue, 26 Jan 1999 01:18:22 +0000 From: Karl Pielorz <kpielorz@tdx.co.uk> To: Eric Mandel <ericm@demented.org> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Need some help with ipfw. Message-ID: <36AD17DE.561127B2@tdx.co.uk> References: <Pine.BSF.4.05.9901252005510.21277-100000@bsd.demented.org>
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Eric Mandel wrote: > > I'm sort of new to BSD, I read the page in the handbook about ipfw and i > sort of understood it, but the problem i have is this one person who > continues to dos my system, i think he is using smurf(not sure). But I > want to make a secure firewall from most dos attacks, i was wondering if > someone could help me in making this firewall. > > Eric The demo/config file '/etc/rc.firewall' lists some excellent books on the subject (and includes some simple setups) - that is if your running 2.2.5 onwards (roughly)... If someone is smurfing you - get in touch with the people/ISP their either surfing from, or (more probable) the people that their using as a reflector... Most ISP's take a dim view of either being the source of smurfing, or having their network act as a 'reflector' for smurf attacks... Either way you stand a good chance of getting rid of the guy (and stopping someone else from being a 'helping hand' in SmurfWars... -Kp To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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