Command to send wake on lan packets

wol

#!/usr/bin/env ruby

@mac = "xx:xx:xx:xx:xx:xx"
@address = "myaccount.dyndns.org"
@port = "9"
@count = 3

require 'socket'
@socket = UDPSocket.open
@socket.setsockopt(Socket::SOL_SOCKET, Socket::SO_BROADCAST, 1)
magicpacket = (0xff.chr)*6+(@mac.split(/:/).pack("H*H*H*H*H*H*"))*16
@count.times do
  @socket.send(magicpacket, 0, @address, @port)
  sleep 1
end
puts @count == 1 ? "Sending magic packet to #{@address}:#{@port} with #{@mac}" : "Sending magic packet to #{@address}:#{@port} with #{@mac} #{@count} times"