On Thu, May 23, 2024 at 08:24:03PM +0300, Kapetanakis Giannis wrote: > On 23/05/2024 20:18, Peter N. M. Hansteen wrote: > > On Thu, May 23, 2024 at 11:14:20AM +0200, Why 42? The lists account. wrote: > > > I need to quickly create a solution for forwarding multicast traffic > > > between two systems, so I though perhaps I could use pf to do just that > > > by writing some rules along the lines of: > > > > > > 1. pass in on iface A proto UDP ... tag mcast > > > 2. pass out on iface B tagged mcast > > > > > > And another pair of rules for the reverse direction B -> A. > > > > > > (Obviously I'd add more options to filter specific addresses, etc.) > > Possibly stupid question, but did you set the sysctl(s) to enable > > forwarding? > > > > $ sysctl net.inet.ip.forwarding > > > > and > > > > $ sysctl net.inet6.ip6.forwarding > > > > will provide the answer (as in, if those values are not 1, forwarding > > between interfaces is not enabled) > > > > > And there is also mforwarding > > net.inet.ip.forwarding > net.inet.ip.mforwarding > net.inet6.ip6.forwarding > net.inet6.ip6.mforwarding > > G >
And multicast=YES rc.conf.local --
