mac_lan=$(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 102)
[ -n "$mac_lan" ] && ip link set dev eth0 address "$mac_lan"
;;
+ zyxel,nbg6617)
+ base_mac=$(cat /sys/class/net/eth0/address)
+ ip link set dev eth0 address $(macaddr_add "$base_mac" +2)
+ ip link set dev eth1 address $(macaddr_add "$base_mac" +3)
esac
}