Network을 통해서 원격지에 있는 컴퓨터를 켜는 것.

WakeOnLan을 할수 있으려면 랜카드가 항상 켜져 있어야 하며, 특정패킷(MagicPacket)을 받았을때 켜지면 된다.

[Python] script to enable WakeOnLan

import socket
import struct

def wake_on_lan(macaddress):
    """ Switches on remote computers using WOL. """

    # Check macaddress format and try to compensate.
    if len(macaddress) == 12:
        pass
    elif len(macaddress) == 12 + 5:
        sep = macaddress[2]
        macaddress = macaddress.replace(sep, '')
    else:
        raise ValueError('Incorrect MAC address format')
                                                             
    # Pad the synchronization stream.
    data = ''.join(['FFFFFFFFFFFF', macaddress * 20])
    send_data = '' 
    # Split up the hex values and pack.
    for i in range(0, len(data), 2):
        send_data = ''.join([send_data,
        struct.pack('B', int(data[i: i + 2], 16))])

        # Broadcast it to the LAN.
        sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
        sock.sendto(send_data, ('<broadcast>', 7))

if __name__ == '__main__':
# Use macaddresses with any seperators.

    wake_on_lan('0F:0F:DF:0F:BF:EF')
    wake_on_lan('0F-0F-DF-0F-BF-EF')
# or without any seperators.
    wake_on_lan('0F0FDF0FBFEF')