Setup /etc/iproute2/rt_tables properly on server side for net30mp case.

bin/setup-vpn.sh

@@ -193,6 +193,7 @@ EOF
 	systemctl enable openvpn@server.service
 	systemctl start openvpn@server.service
     elif [ $VPNTYPE = $TOPO_NET30MP ]; then
+	mkdir -p /etc/iproute2
 	# For each aggregate, add a separate server config file.
 	for aggprefix in $AGGREGATES ; do
 	    agglan="${aggprefix}lan"
@@ -250,9 +251,10 @@ EOF
 		i=`expr $i - 1`
 		sleep 1
 	    done
+	    echo $aggnum $aggprefix >> /etc/iproute2/rt_tables
 	    ip rule add from $agg_cidr table $aggprefix
 	    ip rule add iif tun-$aggprefix to $agg_cidr table $aggprefix
-	    ip route add $mlan_CIDR dev tun-$aggprefix table $aggnum
+	    ip route add $mlan_CIDR dev tun-$aggprefix table $aggprefix
 	done
     else
 	echo "VPNTYPE '$VPNTYPE' not yet supported; aborting!"