Re: routing

[lee <lee@yun.yagibdah.de>]

On Wed, Oct 27, 2010 at 08:43:17PM +0700, Sthu Deus wrote:
> Good day.
> 
> Could You please help me w/ routing?
> 
> I want to make working the following scheme:
> 
> host1 <-> eth <-> host2 <-> ppp
> 
> On host2 it seems that the route table is wrong somehow:
> 
> Destination     Gateway         Genmask         Flags Metric Ref    Use
> Iface
> 10.10.10.10     *               255.255.255.255 UH    0      0        0
> ppp0
> 192.168.0.0     *               255.255.255.0   U     0      0        0
> eth0
> default         *               0.0.0.0         U     0      0        0
> ppp0
> 
> in iptables, chain FORWARD I have:
> Chain FORWARD (policy DROP 0 packets, 0 bytes)
>  pkts bytes target     prot opt in     out     source
> destination 0     0 ACCEPT     all  --  *      *
> 0.0.0.0/0            0.0.0.0/0           state RELATED,ESTABLISHED 129
> 10247 ACCEPT     all  --  eth0   *       192.168.0.3 0.0.0.0/0
> 
> cat /proc/sys/net/ipv4/ip_forward
> 1

You need to set host2 as a gateway on host1 so that you have a default
route to host2 on host1, using eth, just as you have a default route
on host2 using ppp0. Take a look at /etc/network/interfaces on both
hosts.

Setting up shorewall on host2 might make things easier.