[geeks] What am I missing?

Jeff Cole jeff at flambe.org
Sun Apr 25 07:13:21 CDT 2004


On Sun, Apr 25, 2004 at 05:25:35AM -0500, Jonathan C. Patschke wrote:
> Both your network interfaces are on the same subnet.  This will not work
> as you expect.
> 
> >   192.168.0.0          192.168.0.201         U        1    184  hme1
> 
> The system routing table sees hme1 as the -only- path to 192.168.0.0/24.

Makes sense
> 
> > I am unable to ping 192.168.0.200 from another box (192.168.0.202) or my
> > router (192.168.0.1), however, when I snoop hme0, I see lots of ARP
> > traffic, but, pings and connections always timeout.
> 
> Right because the system is ignoring packets to that IP address on that
> interface because it sees them as "martian" packets.  There's no way
> that packets destined for that IP address can arrive on that port
> because the other port is (according to the route table)  the only route
> to that subnet, and the subnet is directly connected.

Ahh.
> 
> Something that -might- work is setting the netmask for hme0 to ffffffff,
> but I think I should ask why you'd want two ports on the same IP subnet.

Because it's just my home network and I don't have anything better to do
with it. Oddly enough, it was working at some point in the recent past.

Could I add a route to 192.168.0.0 going out 192.168.0.200?

Jeff



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