From owner-freebsd-isp Tue Aug 26 09:19:22 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id JAA18619 for isp-outgoing; Tue, 26 Aug 1997 09:19:22 -0700 (PDT) Received: from relay2.mail.uk.psi.net (sys1.london.uk.psi.net [154.32.108.2]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id JAA18610 for ; Tue, 26 Aug 1997 09:19:13 -0700 (PDT) Received: from sys4.cambridge.uk.psi.net (sys4.cambridge.uk.psi.net [154.32.106.14]) by relay2.mail.uk.psi.net (8.8.4/) with ESMTP id RAA03870; Tue, 26 Aug 1997 17:19:02 +0100 (BST) Received: by sys4.cambridge.uk.psi.net (8.8.5/SMI-5.5-UKPSINet) id QAA03795; Tue, 26 Aug 1997 16:58:10 +0100 (BST) Received: from infodev.nadt.org.uk (infodev.nadt.org.uk [172.16.99.205]) by charlie.nadt.org.uk (8.8.5/8.6.12) with SMTP id QAA01693; Tue, 26 Aug 1997 16:59:41 +0100 (BST) Message-Id: <3.0.2.32.19970826165940.006ba6b8@wrcmail> X-Sender: robmel@wrcmail X-Mailer: QUALCOMM Windows Eudora Light Version 3.0.2 (32) Date: Tue, 26 Aug 1997 16:59:40 +0100 To: Jakob Alvermark , isp@FreeBSD.ORG From: Robin Melville Subject: Re: IP addresses to use? In-Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: owner-freebsd-isp@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk At 16:51 26/08/97 +0200, Jakob Alvermark wrote: >Hello! > >I'm sorry if this question is not very much related to FreeBSD, but I >think it's quite much related to "isp'ing". I hope I can get some hints >anyway. > >The problem is as follows: > >I'm in the process in building a system with several computers connected >via an ethernet. The machines in the system I have given IP addresses in >the subnet 192.168.x.x. Because it's a private system which never should >connect to the internet, I though this should be alright. > >Now I have to connect to other companies networks, with IP over X.25. I >have set up a UnixWare machine with Eicon IP Connect and connected to two >companies, it work fine. The third company is now giving me problems, they >are also using the address range 192.168.x.x. > >I have thought of a couple of solutions: > >1. Use IP address translation/masquerading. But the Eicon software doesn't >do that. > >2. Maybe request an "offical" IP address. Then there should be no conflict >with any company. But can they give me an address space for use in a >"private" network? > >What can I do? What should I do? Any other solution that could be suitable >for my situation? Use the 172.16.x.x series of private addresses, less likely to conflict. Presumably you have IP routing set up between yourself and these other companies? Regards Robin. -------------------------------------------------------- Robin Melville, Addiction & Forensic Information Service Nottingham Alcohol & Drug Team (Extn. 49178) Vox: +44 (0)115 952 9478 Fax: +44 (0)115 952 9421 Email: robmel@nadt.org.uk WWW: http://www.innotts.co.uk/nadt/ ---------------------------------------------------------