Date: Thu, 07 May 1998 16:05:16 -0700 From: Ludwig Pummer <ludwigp@bigfoot.com> To: Keff Edwards <kedwards@sac3.com>, freebsd-questions@FreeBSD.ORG Subject: Re: Fire Wall Message-ID: <3.0.3.32.19980507160516.031a10d4@mail.plstn1.sfba.home.com> In-Reply-To: <3.0.4.32.19980507141008.009084d0@192.168.1.1>
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At 02:10 PM 5/7/98 -0500, Keff Edwards wrote: >I have 2 Network Cards in a FreeBSD machine. One with a valid IP on the >internet and one with 192.168.1.x on my internal lan. I am using the >machine just as a mail server and telnet. I found out I could telnet to my >mail server and then telnet to my pc. This is not good. I want to be able >to telnet to my pc and then telnet out to the network, and I want to be >able to telnet into the Mail server but I donot want to TelNet thru the >server to my lan. How is this done and If you can give an example. Enable firewalling in your kernel (try the FAQ or Handbook for how to do this), then add to your rc.firewall $fwcmd add deny tcp from <gateway's ip> to <other pc's ip> telnet for more info, man ipfw and man ipfirewall --Ludwig Pummer ludwigp@bigfoot.com ludwigp@chipweb.ml.org ICQ UIN: 692441 http://chipweb.home.ml.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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