> Hi: > My network is like this: > A(IP:192.168.0.2) B(IP: 192.168.0.1)(IP:192.168.1.2) > C(IP:192.168.1.1) (netmask:255.255.255.0) 255.255.255.0 > 255.255.255.0 255.255.255.0 (gw: 192.168.0.1) gw : > 192.168.1.1 I'm not sure what you mean because of wrapping. You mean this? A(IP: 192.168.0.2) (NM: 255.255.255.0) (GW: 192.168.0.1) B(IP: 192.168.0.1) (IP: 192.168.1.2) (NM: 255.255.255.0) (NM: 255.255.255.0) C(IP: 192.168.1.1) (NM: 255.255.255.0) (GW: 192.168.1.1) You should change the GW of C into 192.168.1.2. C does not know the route to 192.168.0.2; B does. > B is a machine with 2 network cards . > At first I enable the /proc/sys/net/ipv4/ip_forward and > set the default gw 192.168.1.1. > Now, A ping B is ok and B ping C is ok. But when A ping C the > network is unreachable. > I don't know why. Please help me. Gr, Rob