Date: Fri, 9 Sep 2005 07:58:49 -0700 From: Kent Stewart <kstewart@owt.com> To: freebsd-questions@freebsd.org Cc: deltaski@earthlink.net Subject: Re: Home Network Setup Problem Message-ID: <200509090758.49395.kstewart@owt.com> In-Reply-To: <200509090939.47357.deltaski@earthlink.net> References: <200509090939.47357.deltaski@earthlink.net>
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On Friday 09 September 2005 07:39 am, deltaski@earthlink.net wrote: > Thank you all, who have considered this message! > > I am learning BSD with 3 successful units. 1-100mhz pent. running > 4.11 1-180mhz pent. running 5.4 and one 266mhz AMD running 5.4 > > I have learned the ins and outs of X, changing rc.conf and am quite > good at reinstalling the system after a few "learning" adjustments. > > Just for fun and my own enjoyment in learning, I have now accepted > the challenge of my own home network. I have been able to connect all > boxes to my DSL router with DHCP and manual IP assignments and > changed/setup NIC's with ifconfig. My reference materal is the > Handbook from FreeBSD.org and "The Complete FreeBSD" by Greg Lehey. > > Now the problem! > > DSL is 192.168.1.1 - Box B has two NIC's rl0=192.168.1.100 netmask > 255.255.255.0 and is connected only to 192.168.1.1 ping works/outside > internet works. > Box B second NIC rl1=172.16.1.1 netmask 255.255.255.0 and is > connected to a standalone switch/router. > > Box A has one NIC eth0=172.16.1.35 and is connected to the standalone > switch/router. Box A can ping 172.16.1.35 and 172.16.1.1 on box b. It > can NOT ping 192.168.1.1 or access any outside internet. > > >From Box B keyboard, I can ping > > 192.168.1.1/192.168.1.100/172.16.1.1/172.16.1.35 > > >From Box A keyboard, I can ping only 172.16.1.35/172.16.1.1 > > I have tried ifconfig rl0 192.168.1.100 172.16.1.1 netmask > 255.255.255.0 among many other configurations without success. > > >From my reading, I think the error of my ways is in the Box B > > between nic rl0 > > and rl1. The data packets are not being forwarded from rl1 to rl0 or > rl0 to rl1. Somewhere I have missed something. If anyone could point > me in the correct direction, it would be greatly appreciated. > In your /etc/rc.conf, you need to tell machine B that it is a gateway. Since you are using RFC1918 IP addresses, you probably should turn on natd. It is much easier if the switch is right after your DSL because then, you don't need B to be a gateway and you don't need to run ipfw to get natd. Kent -- Kent Stewart Richland, WA http://users.owt.com/kstewart/index.html
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