Encender automaticamente la PC en la mañana - Actualización

Encontrado accidentalmente:

s@calcifer:~$ apt-cache show shutdown-at-night

...

System to shut down clients at night, and wake them in the morning
Schedule shutdown in the evening, and uses nvram-wakeup or wakeonlan to wake clients up in the morning.

Actualización:
http://yojota.wordpress.com/2010/05/22/wol-wakeup-on-lan-despertate-por-lan/