[ -n "$IPLOCAL" ] && proto_add_ipv4_address "$IPLOCAL" 32
[ -n "$IPREMOTE" ] && proto_add_ipv4_route 0.0.0.0 0 "$IPREMOTE"
[ -n "$LLLOCAL" ] && proto_add_ipv6_address "$LLLOCAL" 128
- [ -n "$LLREMOTE" ] && proto_add_ipv6_route "::0" 0 "$LLREMOTE"
[ -n "$DNS1" ] && proto_add_dns_server "$DNS1"
[ -n "$DNS2" -a "$DNS1" != "$DNS2" ] && proto_add_dns_server "$DNS2"
}