[linux] netfilter a routing

[Frantisek Repkovsky]

Ahoj,

On Friday 18 October 2002 09:53,  Ing. Radomil Malec wrote:
> Prijemny piatok vsetkym
>
> Potreboval by som pomoc s nasledujucim problem, ale poporiatku.
>
> Topologia siete:
>
> ____PC1____________       ____SERVER_________
> eth1 - 192.168.65.1 ----- eth1 - 192.168.65.2      ____PC2___________
>                           eth0 - 192.168.1.1 ----- eth0 - 192.168.1.2
> Problem:
>
> Ping z PC1 iba na SERVER (eth1 aj eth0) a z PC2 ties iba na SERVER (eth0 aj
> eth1), ale nepingnem z PC1 PC2 (a naopak).
>
> Routovacia tabulka na PC SERVER je:
>
> Destination     Gateway         Genmask         Flags Metric Ref    Use
> Iface 192.168.65.0    *               255.255.255.0   U     0      0       
> 0 eth1 192.168.1.0     *               255.255.255.0   U     0      0      
>  0 eth0 127.0.0.0       *               255.0.0.0       U     0      0     
>   0 lo
>
> PC1 aj PC2 maju default gateway 192.168.65.2 respektive 192.168.1.1

Len tak strelim, nezabudol si enablovat IP forwarding? Neviem ci to ma RH 
defaultne...
Ak nemas v subore /proc/sys/net/ipv4/ip_forward zapisanu 1 tak urob toto:

echo "1" > /proc/sys/net/ipv4/ip_forward


S pozdravom

Frantisek Repkovsky