--- a/target/linux/x86/base-files/etc/board.d/02_network
+++ b/target/linux/x86/base-files/etc/board.d/02_network
@@ -45,6 +45,11 @@
 	macaddr="$(cat /sys/class/net/eth0/address)" 2>/dev/null
 	[ -n "$macaddr" ] && ucidef_set_interface_macaddr "wan" "$macaddr"
 	;;
+*)
+	ucidef_set_interfaces_lan_wan "eth0" "eth0.1"
+	ucidef_set_interface "dtdlink" device "eth0.2" protocol "static"
+	;;
+	
 esac
 board_config_flush