diff --git a/root/target/linux/mediatek/base-files/etc/board.d/02_network b/root/target/linux/mediatek/base-files/etc/board.d/02_network
deleted file mode 100755
index 05835ac6..00000000
--- a/root/target/linux/mediatek/base-files/etc/board.d/02_network
+++ /dev/null
@@ -1,41 +0,0 @@
-#!/bin/sh
-
-. /lib/functions.sh
-. /lib/functions/uci-defaults.sh
-. /lib/functions/system.sh
-
-mediatek_setup_interfaces()
-{
-	local board="$1"
-
-	case $board in
-	'mediatek,mt7623a-rfb-emmc')
-		ucidef_set_interface_lan "lan0 lan1 lan2 lan3"
-		ucidef_set_interface_wan eth1
-		;;
-	'bananapi,bpi-r2'|\
-	"unielec,u7623"*)
-		ucidef_set_interface_lan "lan"
-		;;
-	esac
-}
-
-mediatek_setup_macs()
-{
-	local board="$1"
-
-	case $board in
-	"unielec,u7623"*)
-		mac=$(cat /sys/class/net/wan/address)
-		ucidef_set_interface_macaddr "lan" $mac
-		;;
-	esac
-}
-
-board_config_update
-board=$(board_name)
-mediatek_setup_interfaces $board
-mediatek_setup_macs $board
-board_config_flush
-
-exit 0
diff --git a/root/target/linux/mediatek/mt7623/base-files/etc/board.d/02_network b/root/target/linux/mediatek/mt7623/base-files/etc/board.d/02_network
index 50373f01..a162e373 100755
--- a/root/target/linux/mediatek/mt7623/base-files/etc/board.d/02_network
+++ b/root/target/linux/mediatek/mt7623/base-files/etc/board.d/02_network
@@ -22,7 +22,7 @@ mediatek_setup_macs()
 
 	case $board in
 	unielec,u7623-02-emmc-512m)
-		ucidef_set_interface_macaddr "wan" "$(cat /sys/class/net/wan/address)"
+		ucidef_set_interface_macaddr "lan" "$(cat /sys/class/net/lan/address)"
 		;;
 	esac
 }
diff --git a/root/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac b/root/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
index 7a73a2d8..8141c3db 100644
--- a/root/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
+++ b/root/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
@@ -32,14 +32,14 @@ preinit_set_mac_address() {
 			rm -rf /tmp/recovery
 		fi
 
-		ip link set dev wan address $mac 2> /dev/null
+		ip link set dev lan address $mac 2> /dev/null
 
 		mac=$(macaddr_add $mac 1)
 
-		ip link set dev lan0 address $mac 2>/dev/null
-		ip link set dev lan1 address $mac 2>/dev/null
-		ip link set dev lan2 address $mac 2>/dev/null
-		ip link set dev lan3 address $mac 2>/dev/null
+		ip link set dev wan1 address $mac 2>/dev/null
+		ip link set dev wan2 address $mac 2>/dev/null
+		ip link set dev wan3 address $mac 2>/dev/null
+		ip link set dev wan4 address $mac 2>/dev/null
 		;;
 	esac
 }