> > Actually assuming that the satellite card is pentanet0 you want > > > > echo 0 > /proc/sys/net/ipv4/conf/all/rp_filters > > echo 1 > /proc/sys/net/ipv4/conf/pentanet0/rp_filters > > > > To only turn off spoofing protection on the one interface. > > That achieves the opposite effect. The above will disable > reverse path filtering for all interfaces except pentanet0. The > opposite, would do what you are suggesting: > > # enable reverse-path filtering on all interfaces > echo 1 > /proc/sys/net/ipv4/conf/all/rp_filter > > # disable reverse-path filtering on pentanet0 interface > echo 0 > /proc/sys/net/ipv4/conf/pentanet0/rp_filter > Yes you're correct. That's what comes from doing things too quickly. ;-)