Date: Fri, 13 Mar 1998 19:21:19 -0800 (PST) From: Doug White <dwhite@gdi.uoregon.edu> To: Peter Woods <pwoods@mail.state.tn.us> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: IPFW and natd Message-ID: <Pine.BSF.3.96.980313191743.19404Q-100000@gdi.uoregon.edu> In-Reply-To: <s508e4b0.060@langate.tnet.state.tn.us>
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On Fri, 13 Mar 1998, Peter Woods wrote: > I am setting up a FreeBSD 2.2.5 box as a test firewall system. > The system has two 3Com 3c509 cards. I have successfully > rebuilt my kernal with IPFW and natd appears to be running. I > can successfully telnet from a computer on the private network > to one on the public network, but the reverse is not true. > I started natd using: > natd -a A.B.C.199 -redirect_address 10.10.10.2 A.B.C.199 Read the natd man page; you've requested the natd host to transmit requests on a.b.c.199, and map the internal address to the one you're proxying. It's probably confusing natd all to heck. Try mapping 10.10.10.2 to a.b.c.198 or another ip in your block. > Did I do this right? How do redirect more IPs? It's a 1-1 correspondence. > Eventually, the public nic will have several alias, and I would like > A.B.C.198 -> 10.10.10.2 > A.B.C.199 -> 10.10.10.3 > A.B.C.200 -> 10.10.10.4 Just don't use .199 and you should be good. 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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