Source : http://iptuning.net/wiki/PHP_Wake_On_Lan
Download :
https://www.qnapclub.eu/fr/qpkg/410
Note :
Launch my WebUI and modified the config.php according your LAN config and computer MacAdress
default user qnap , pass qnap
Qnap [ Wake On Lan ] [ 1.01 ] Wake up any device on your LAN remotely