[K12OSN] installing eth1 nic after installing k12

[Roger Ellison]

On Thu, 2004-07-08 at 11:58, Calvin Dodge wrote:
> On Thu, Jul 08, 2004 at 11:15:18AM -0400, Roger Ellison wrote:
> > Greetings all,
> > 
> > 	I've got a K12 server where the software was originally installed with
> > only eth0 (only one nic present).  After the fact, we added a second
> > nic, but the K12 clients can't access the internet.  Are there some
> > scripts that need to be run; or, should we just reinstall K12 (gasp).
> 
> Reinstalling is _almost_ never the answer.
> 
> Your eth1 needs an IP address which is valid for the network it's connected to, as well 
> as a valid gateway address (the IP address of a router which "knows" how to reach the
> Internet). It also needs to be able to connect to a working DNS server.
> 
> So ... does that NIC have a valid IP address?
> Can you ping the router?
> If no, then there's a connection problem of some sort between the LTSP server and the router
> If yes, can you ping 216.239.41.104? (www.google.com)
> If no, then your router is either not talking to the Internet, or not configured to allow your
> server to reach the Internet.
> If yes, then can you ping www.google.com?
> If no, then you have DNS problems. What "nameserver" (maybe more than one) is listed in /etc/resolv.conf?
> Is it a valid IP address? If "nameserver" is pointing the your LTSP server (127.0.0.1, or 192.168.0.254 (if
> you're using the default address), is the named service running?  Try "dig www.google.com" - what's the result?
> 
> If you can answer any of these questions, we can probably get you going.
> 
> It might also help if you can post (or email to me) the results of:
> 
> 1) /sbin/route -n
> 2) cat /etc/sysconfig/network-scripts/ifcfg-eth0
> 3) cat /etc/sysconfig/network-scripts/ifcfg-eth1
> 4) cat /etc/resolf.conf
> 5) /sbin/ifconfig
> 
> Calvin
eth1 has a valid ip address.  The internet is reachable from the K12
server, but not from any of the clients.  Unfortunately, the server is a
30 drive away and I won't be in front of it until three hours from now.

Roger