To make it look uglier even ... you need to add arp entries also
for the workstations in the linux box so that the router will
know how to reach them right? :-)
On Wed, Aug 16, 2000 at 11:00:00PM -0700, Gordon Messmer wrote:
> On Wed, 16 Aug 2000, Stephen E. Hargrove wrote:
> > My server has two NICs, eth0 (192.168.1.1) and eth1 (192.168.1.10).
> > eth0 connects to my private network and eth1 connects to the external
> > DSL modem (Cayman 3220 DSL router). .....
> > However, I can't access it from any
> > station on my network (i.e., from 192.168.1.1 or 192.168.1.6, etc.).
>
> The short and ugly answer is: Add the line
> /sbin/arp -i eth0 -s 192.168.1.254 08:00:6A:2B:C6:2D pub
> Where 08:00:6A:2B:C6:2D is the hardware address of your eth0 network
> card. Get the address by running /sbin/ifconfig
>
> When one of your private machines tries to contact the router on its
> ethernet interface, it consults its routing table. They will find
> that the router is within the same network, and will attempt to determine
> its hardware address. They'll send out arp packets asking "who has
> 192.168.1.254", and no one will answer.
>
> The above command (arp) will create a static, public arp entry in the
> kernel's arp table. When the machines in the private network ask "who has
> 192.168.1.254", the Linux machine will answer with its own hardware
> address. IP packets will be delivered to the Linux box and masqueraded
> out to the router.
>
> If it sounds ugly, then it is.
Mike
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