That was it, Ray. Thank you! Obviously I have much yet to learn about networking.
Warren Ray Olszewski wrote: > Your problem is in the routing table on the firewall box. See below for > details. > > At 11:52 AM 9/17/02 -0600, Warren Post wrote: > >> I'm trying to set up Dachstein to sit between our LAN and our ISP. I >> can ping the loopback and everything in the LAN from the firewall box, >> but I cannot ping the external gateway nor anything else outside the >> LAN. The LEAF ping FAQ suggest that my firewalling rules need to be >> tweaked, but being new to firewalling and to Linux I need guidance. >> The details: > > [...] > >> ip route show reports: >> >> 65.167.30.96/27 dev eth0 proto kernel scope link src 65.167.30.126 >> 192.168.0.0/24 dev eth1 proto kernel scope link src 192.168.0.3 >> >> ping 65.167.30.174 from the firewall reports: >> >> ping: sendto: Network is unreachable > > > Believe what sendto is telling you: that no network containing IP > address 65.167.30.174 is reachable. The host has no default route, you > will note, and network 65.167.30.96/27 only covers the address range .96 > to .127 . QED. > > The easy quick fix is to change the netmask on the eth0 IP address from > /27 to /24. If that works -- by which I mean that the default route is > now installed and you can ping both the gateway and beyond it -- then > all that is left is for you to discuss with your ISP what > address/netmask you should be using (something no one here can guess; > all we can do is note that some combinations, such as the one you are > trying to use, will not work). > > If this does not fix it, then send an updated trouble report. (Once I > saw the routing-table problem, I did not examine the firewall ruleset > you posted, so I don't know if it too has problems.) ------------------------------------------------------- This SF.NET email is sponsored by: AMD - Your access to the experts on Hammer Technology! Open Source & Linux Developers, register now for the AMD Developer Symposium. Code: EX8664 http://www.developwithamd.com/developerlab ------------------------------------------------------------------------ leaf-user mailing list: [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/leaf-user SR FAQ: http://leaf-project.org/pub/doc/docmanager/docid_1891.html