KWakeOnLan is a graphical front end for sending Wake On Lan packets to your computer. WOL packets cause a target computer to wake up. This appliation allows you to wake any computer from Mac address, and also to store that address for future waking.
Wikipedia article on WOL
If someone wants to make a .deb and a .desktop file so it appears in the utility menu. I'd appreciate it :-)
If it doesn't work
Check you have WOL enabled on the target computer, you probably will need to enable it in the BIOS
Try using the wakeonlan perl script that is in the repository. If that works and my code doesn't, let me know