> I cannot attach a BPF to an arbitrary socket. On FreeBSD a BPF device > must be opened, and a network interface on which to filter must be > associated with that bpf device.
If attaching that filter does not work, you may alternatively omit the filter, and then just filter matching ARP packets in userspace. If you can limit AF_PACKET sockets to just ARP packets (as it is currently done), the overhead of userspace filtering shouldn't be that bad. Regards Martin _______________________________________________ Dev mailing list [email protected] https://lists.strongswan.org/mailman/listinfo/dev
