Well I'm not aware of any of the standard tools that would do quite this, but I'm sure the correct combination of IPtable commands would have the desired effect. Start reading 'man iptables' (Not sure if Mandrake 7.1 supports iptables. In which case ipchains is the command to use)
This HOWTO ought to help you http://www.linuxdoc.org/LDP/nag2/index.html On Thursday 22 November 2001 09:45, Michael Gerner Andreasen wrote: > Godday everyone, my name is Michael, and i got a question for the list. > > My boss wants me to setup a firewall based on linux, so thats what iam > dooing, for the job, we has an old 233Mhz with 32meg of ram and a 2,1Gb > hdd, there is also 5 net-cards in the computter, eth0 connected to the > switch that goes to the outside world, and eth1 till eth4 for local > workgroups. > > What we need is that everyone on eth1, eth2, eth3 and eth4 to be able to go > on the net, but at the same time we want it so that thay will not be able > to connect to other interfaces, like i am on eth1 (10.1.1.0/24) and i cant > connect to any computters on eth2 (10.1.2.0/24) eth3(10.1.3.0/24) etc. > > How would i go about makeing that? i tryed like 5 times now, 2 times with > rh 7.1 and 3 times on a mandrake 7.x i think, hope any one can help me. > > Btw. what do i need to install to make the installation as small as needed > and still be functional? > > P.s. her are some info: > > eth0 (192.168.100.3) needs to have gw 192.168.100.1 > eth1 (10.1.1.1) > eth2 (10.1.2.1) > eth3 (10.1.3.1) > eth4 (10.1.4.1) > > eth1, eth2, eth3, and eth4 should be able to share files but > only on there own interface, and thay should all be able to get on the > internet. > > > Michael G. Andreasen > \\\|||/// > \\|||// (An unemployed coffee drinking *nix programer) > > |_|||_| O "What goes around, comes around" > > (o) (o) o > \ o / > _o00o/___\o00o_____________________________________________K > _ Michael G. Andreasen _ WWW : http://localhost _A > _ Nordbovej 4i _ FTP : ftp://localhost _W > _ 9800 Hjørring _ TELNET: telnet://localhost:6969 _A > _ DENMARK _ EMAIL : [EMAIL PROTECTED] _K > ___________________________________________________________I > Quote: Gnu/Linux is like a wigwam - No Gates, No Windows - And Apache > inside. > > > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp
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