just regular cable. <div class="gmail_quote">2008/6/20 Jeremy Schubert <<a href="mailto:jschubert@shaw.ca">jschubert@shaw.ca</a>>: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Do I need a cross over cable between eth1 and my cable modem or just a regular cable?<div class="Ih2E3d"> ----- Original Message ----- From: John Lucas <<a href="mailto:mrjohnlucas@gmail.com" target="_blank">mrjohnlucas@gmail.com</a>> Date: Monday, June 16, 2008 5:44 pm Subject: Re: [K12OSN] Networking configuration </div><div><div></div><div class="Wj3C7c">To: "Support list for open source software in schools." <<a href="mailto:k12osn@redhat.com" target="_blank">k12osn@redhat.com</a>> > Jeremy Schubert wrote: > > I used to have three clients connected to by dlink device that > acts as a > > switch, dhcp server and proxy server (shares the internet, but > I guess > > not exactly a proxy server, anyway...) Client computers > gateway is set > > to the ip of the dlink device. The dlink device is > connected to the > > cable modem. > > > > > > > > Now I have introduced my CentOS ltsp server. Currently I > have eth0 and > > eth1 plugged into the dlink device. > > > > > > > > So, do I have to plug eth0 into my cable modem and eth1 into > my switch? > > And then the gateway for my client computers would be the ltsp > server > > instead of the dlink device? > > > > You shouldn't have both NICs on the same network segment > (subnet), it > will not work. > > As I recall the client side of LTSP is on eth0 by default, so > eth1 would > go on the cable modem and eth0 goes on the LAN side (not WAN > side) of > the Dlink. Your clients also go on the LAN side of the DLink. > This > assumes you want to use the LTSP server as your router/firewall > instead > of the DLink. If this is the case, then be sure to *turn off* > DHCP on > the DLink and let the LTSP server handle that task too. The WAN > side of > the DLink will not be used. The client's default route would > point to > the LTSP server (be sure to turn on packet forwarding if you > have PCs > that need to pass traffic through the server). > > The other way to do this is to run a single NIC LTSP server > (only eth0) > and plug the LTSP server and all clients onto the DLink LAN > side, turn > off DHCP on the DLink but continue to use the DLink as your > router/firewall with the WAN side connected to the cable modem. > In this > scenario, the DLink would be the default route for all clients > (including the LTSP server). > > > Also, during the ltsp install, the eth0 was designated > x.x.x.254 and > > eth1 dhcp. Currently I connect to the server using putty > (ssh). Is > > there a cmd line I can use to change the eth1 to static and > modify both > > cards address? > > > > You can usually change the network configuration with a GUI too. > I use > KDE and installed the KDE admin tools, which adds an > "Administration" > item to the main menu. The exact setup depends on your ISP. The > single > NIC setup wouldn't require changing eth1, because there would be > no eth1. > > > -- > "History > doesn't repeat itself; at best it rhymes." > - Mark Twain > > | John > Lucas <a href="mailto:MrJohnLucas@gmail.com" target="_blank">MrJohnLucas@gmail.com</a> | > | St. Thomas, VI 00802 > <a href="http://mrjohnlucas.googlepages.com/" target="_blank">http://mrjohnlucas.googlepages.com/</a> | > | 18.3°N, > 65°W AST (UTC-4) | > > _______________________________________________ > K12OSN mailing list > <a href="mailto:K12OSN@redhat.com" target="_blank">K12OSN@redhat.com</a> > <a href="https://www.redhat.com/mailman/listinfo/k12osn" target="_blank">https://www.redhat.com/mailman/listinfo/k12osn</a> > For more info see <<a href="http://www.k12os.org" target="_blank">http://www.k12os.org</a>> > </div></div> _______________________________________________ K12OSN mailing list <a href="mailto:K12OSN@redhat.com">K12OSN@redhat.com</a> <a href="https://www.redhat.com/mailman/listinfo/k12osn" target="_blank">https://www.redhat.com/mailman/listinfo/k12osn</a> For more info see <<a href="http://www.k12os.org" target="_blank">http://www.k12os.org</a>> </blockquote></div> -- Neil Shah Student Johnson & Wales University B.S Network Engineering/Computer Programming 945 Dyer Avenue, Cranston, RI, 02920 <a href="mailto:neil.k.shah@gmail.com">neil.k.shah@gmail.com</a> (978) 884-7277