Date: Thu, 13 Jun 1996 09:02:49 +0000 () From: "Lenzi, Sergio" <lenzi@cwbone.bsi.com.br> To: didier@omnix.fr.org Cc: hackers@FreeBSD.org Subject: Re: firewall (ipfw) Message-ID: <Pine.BSF.3.91.960613085824.5097B-100000@localhost> In-Reply-To: <Pine.BSF.3.91.960610140425.12380D-100000@zapata.omnix.fr.org>
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On Mon, 10 Jun 1996 didier@omnix.fr.org wrote: > > > The company I'm working for plan to install a permanent acces to internet > through an analogic leased line and two 32kb modems. > > to protect our application in plan to install the firewall builtin FreeBSD > > > I've never used ipfw and I dont have any experience with firewalls. > > > could you tell me how I could set up this machine > > > thanks for your help > OK, Didier. setup the firewall code by including the options IPFIREWALL.... this options is in lines 199-201 of the LINT sample file in the directory: /usr/src/sys/i386/conf. configure the kernel config -n ... go to the directory for compilation, remove ip*.o, do a make all install. after that. read the man pages for command ipfw. ex: ipfw addf deny all to any via ed0 -> deny all ip that is routed to your net via the ed0 network card. ipfw addf accept all to any 80 via ed0 -> accept only web trafic (port 80) to your network. and so on...... Try playing around with it... it is easy... by
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