From owner-freebsd-security Thu Sep 16 12:38: 0 1999 Delivered-To: freebsd-security@freebsd.org Received: from ionet.net (mail.ionet.net [206.41.128.16]) by hub.freebsd.org (Postfix) with ESMTP id F2441152D3 for ; Thu, 16 Sep 1999 12:37:41 -0700 (PDT) (envelope-from pattersonm@psi.com) Received: from nt (dredster.ionet.net [38.193.50.179]) by ionet.net (8.9.1a/8.9.1) with SMTP id OAA21028; Thu, 16 Sep 1999 14:37:16 -0500 (CDT) Message-ID: <044b01bf007a$ebd6db80$0201a8c0@dredster.ionet.net> From: "Micheal Patterson" To: "river" , References: <21DC5E98AE1FD311B1290020AFDB6C6E63E1@cx288885-b.okcs1.ok.home.com> Subject: Re: mapping ports from outside to inside (with ipfw ?) Date: Thu, 16 Sep 1999 14:33:56 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2014.211 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2014.211 Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org You can use the -redirect_port option if it's for just a few ports. natd -n -redirect_port tcp 10.0.0.2:4000 4000 -redirect_port udp 10.0.0.2:4000 4000 would send any traffic inbound on that interface (udp or tcp) that hit the firewall/natd system on port 4000 to a specific internal system on that specific port. I use this for ICQ and identd on my home system. If this isnt' what your trying to do, my apologies. Micheal Patterson Sr Technical Support PSINet OKC pattersonm@psi.com ----- Original Message ----- From: river To: Sent: Thursday, September 16, 1999 9:35 AM Subject: mapping ports from outside to inside (with ipfw ?) > Is there built in support to map the ports from the outside of the > firewall/gateway machine to an internal server inside the firewall/gateway > machine ? Or do I need to use another program for this ? > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-security" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message