[K12OSN] Windows on a LTSP network

[Les Mikesell]

On Wed, 2005-09-07 at 01:23, R. Scott Belford wrote:
> > 
> >>Thanks, the w2k boxes are getting a proper IP address & have
> >>the correct gateway but they can't get out. If I set them up
> >>directly to the router via a switch there is no problem, but
> >>when I put the k12ltsp server in between they "loose their way"
> >>This happens whether iptables is up or not.
> > 
> > 
> > It should be a matter of:
> > service nat start
> > on the server, and
> > chkconfig nat on
> > to make it start automatically on subsequent boots.
> > 
> 
> I had the misfortune of learning about this in January.  The file you
> need to edit is /etc/sysctl.conf.  The first line, I believe, is
> something about ipforwarding, and its value is 0.  Change this to a 1.
> Unless you want to cat 1 >> /proc/whatever the path is to ipforwarding,
> then a reboot is required.
> 
> Until this is done, the traffic from your Wan will not forward to your Lan.

The version of the /etc/rc.d/init.d/nat script that I checked included
        # Turn on IP forwarding
        echo 1 > /proc/sys/net/ipv4/ip_forward
in the start section which I think should take care of it.  Maybe some
versions don't include that line.

-- 
  Les Mikesell
   les at futuresource.com