diff --git a/src/packages/fff/fff-network/Makefile b/src/packages/fff/fff-network/Makefile
index cb2d0879..49623632 100644
--- a/src/packages/fff/fff-network/Makefile
+++ b/src/packages/fff/fff-network/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=fff-network
-PKG_RELEASE:=14
+PKG_RELEASE:=15
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
 
diff --git a/src/packages/fff/fff-network/ar71xx/network.tl-wdr3600-v1 b/src/packages/fff/fff-network/ar71xx/network.tl-wdr3600-v1
index 73e7703e..0ac2c732 100644
--- a/src/packages/fff/fff-network/ar71xx/network.tl-wdr3600-v1
+++ b/src/packages/fff/fff-network/ar71xx/network.tl-wdr3600-v1
@@ -4,4 +4,7 @@ CLIENT_PORTS="0t 4 5"
 WAN_PORTS="0t 1"
 BATMAN_PORTS="0t 2 3"
 
+. /lib/functions/system.sh
+
 ROUTERMAC=$(cat /sys/class/ieee80211/phy1/macaddress)
+ETHMESHMAC=$(macaddr_add $ROUTERMAC 1)
diff --git a/src/packages/fff/fff-network/ar71xx/network.tl-wdr4300-v1 b/src/packages/fff/fff-network/ar71xx/network.tl-wdr4300-v1
index 73e7703e..0ac2c732 100644
--- a/src/packages/fff/fff-network/ar71xx/network.tl-wdr4300-v1
+++ b/src/packages/fff/fff-network/ar71xx/network.tl-wdr4300-v1
@@ -4,4 +4,7 @@ CLIENT_PORTS="0t 4 5"
 WAN_PORTS="0t 1"
 BATMAN_PORTS="0t 2 3"
 
+. /lib/functions/system.sh
+
 ROUTERMAC=$(cat /sys/class/ieee80211/phy1/macaddress)
+ETHMESHMAC=$(macaddr_add $ROUTERMAC 1)
diff --git a/src/packages/fff/fff-network/ar71xx/network.tl-wdr4310-v1 b/src/packages/fff/fff-network/ar71xx/network.tl-wdr4310-v1
index 73e7703e..0ac2c732 100644
--- a/src/packages/fff/fff-network/ar71xx/network.tl-wdr4310-v1
+++ b/src/packages/fff/fff-network/ar71xx/network.tl-wdr4310-v1
@@ -4,4 +4,7 @@ CLIENT_PORTS="0t 4 5"
 WAN_PORTS="0t 1"
 BATMAN_PORTS="0t 2 3"
 
+. /lib/functions/system.sh
+
 ROUTERMAC=$(cat /sys/class/ieee80211/phy1/macaddress)
+ETHMESHMAC=$(macaddr_add $ROUTERMAC 1)