A PHP library for sending WOL (Wake-On-LAN) notifications across a network. In order to utilise this the target system must be set-up to accept WOL requests.

Wake-on-LAN (WoL) is an Ethernet or Token ring computer networking standard that allows a computer to be turned on or awakened by a network message. -- Wikipedia definition of WOL

Wol::wake('192.168.1.2', '6A:70:D0:F0:B0:50');

The result of this will return the number of bytes sent to the target if successful, otherwise it will return FALSE.

In order to use WOL it is necessary to provide a broadcast IP address and the MAC address of the machine to wake (or turn on).

Only supported protocols may be used; these are:

This indicates that the socket could not be created. This could be down to permissions, socket extension not being loaded, etc.

Although the socket could be created, this indicates that the settings that are attempting to be applied to the socket are not supported.