On Saturday 04 January 2003 10:34 am, Reinhard X. Fuerst wrote: > Hi, > > i have a little network with 2 segments: > net A -> 192.168.0.x, Mask 255.255.255.0 > net B -> 192.168.2.x, Mask 255.255.255.0 > > One Linux-RH8-Computer (my gateway) has 2 ethernet cards: > eth0 -> 192.168.2.1 (255.255.255.0) > eth1 -> 192.168.0.66 (255.255.255.0) > > ping from Gateway in both nets possible > ping from net A to gateway possible > ping from net B to gateway possible > > BUT ping from one network to the other: NOT possible > As gateway adress i put in computers on net A 192.168.0.66 > and in computers on net B 192.168.2.1 > > in the gateway-computer i have /proc/sys/net/ipv4/ip_forward = 1 > > route (on gw) gives: > --------------------------- > Kernel IP Routentabelle > Ziel Router Genmask Flags Metric Ref > Use Iface 192.168.2.0 * 255.255.255.0 U 0 > 0 0 eth0 192.168.0.0 * 255.255.255.0 U > 0 0 0 eth1 127.0.0.0 * 255.0.0.0 > U 0 0 0 lo ------------------------------ > > Why doesn't it route the packets from one net to the other? > > Any help appreciated > > Reinhard Routing and forwarding are not necessarily the same. What gateways do you have setup? You must establish a gateway to each subnet since your box is in the middle. A gateway is necessary to "route" packets to the appropriate subnet. Otherwise, the system will not know how to reach the different destinations. Show us your complete routing table. Mike W -- Registered Linux - 256979 NRA Life ARS: W0TMW -- Psyche-list mailing list Psyche-list@redhat.com https://listman.redhat.com/mailman/listinfo/psyche-list