Date: Thu, 17 Sep 1998 13:14:13 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: mtts <adm@gus.orgus.ru> Cc: FreeBSD <freebsd-questions@FreeBSD.ORG> Subject: Re: IPFilter Message-ID: <Pine.BSF.4.03.9809171313210.2759-100000@resnet.uoregon.edu> In-Reply-To: <199809170753.NAA29780@gus.orgus.ru>
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On Wed, 17 Sep 2098, mtts wrote: > Hi! > > I have installed IPFilter3.2.9 on my FreeBSD2.2.1. During the installation > it gave me a lot of warnings saying that something wrong with some > variables in C-files. But everything seem to work properly, at least > ipnat. I am not too keen in IPFilters yet and can not fully understand how > to configure it. Can you help me in two cases: I'm sorry, but I can't answer these questions correctly without having a drawing of your network to tell where the servers you're mentioning exist in relation to the firewall and the clients. > 1. One computer serves as a Proxy-server and Firewall. It has two > network cards. One connected to the Internet and the other to our LAN. > I want: > a) both inside and outside users can use the Proxy(tcp port-3128, udp > port-3130); > b) inside users can receive their mail from the outside email-server > (popper) > c) All other things are prohibited. I mean to say nobody can connect > to the computer, with the exception of I can telnet and ftp to it > from a dedicated computer in my network. > 2. One more computer serves as DNS, email(sendmail and qpopper) and > terminal server for the connection of the remote users using ppp. > I want: > a) All the traffic can be passed through the computer between the > remote users and Internet freely; > b) The computer can serve: > - DNS requests from anywhere; > - receive the mail from Internet and deliver it to the users and > vice versa (popper); > c) All other connections to the computer are prohibited, except one > dedicated computer in my network. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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