HI, Tuan. I haven't tested it, but I think that disabling "IP forwarding" won't let you forward *any* IP packet, be it unicast or multicast. Try ipchains. Regards, Mariano Tuan Hoang ha escrito: > > Hi, > > I have a tiny Linux PC (Mighty Mite) running as a router. > I runs mrouted and has IP forwarding enabled in /proc. > My problem is that I want to block TCP from being routed > but still allow multicast routing via the mrouted. > > Cheap and dirty, can I disable the IP forwarding in /proc and still have > multicast work via mrouted? > Or is my only option to use ipchains? > (Note that this is part of R&D in a lab so I'm not worried about the > security aspect of ipchains.) > > Thanks, > Tuan > > - > : send the line "unsubscribe linux-net" in > the body of a message to majordomo@vger.kernel.org - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org