[SATLUG] Having connection issues with a crossover cable

Bruce Dubbs bruce.dubbs at gmail.com
Tue Jul 21 09:16:29 CDT 2009

Christopher Lemire wrote:
> i need help with a crossover connection. i've setup static ip
> addresses on both ends, /proc/sys/net/ipv4/ip_forward = 1, both in the
> same netmask, lights on ethernet cards both show connectivity,
> iptables has no rules enabled. What could be the issue here?
> One ip is set to and the other, and both are
> in netmask
> No response from ping on ether end. Ifconfig shows the eth0 is up with
> static set ips.

What are the results of `ifconfig` on both systems?

The ip_forward is meaningless here.  What you report is most likely a hw 
problem, either one of the ethernet devices or the wire, lights not withstanding.

If you can get a 3rd system to work with either of the others, you can isolate 
the problem.

   -- Bruce

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