During this time I was inspired to create my own Wake on LAN (WOL) programme so that I could prove that our network wasn't to blame for the computers not waking up.
WOL Magic Packet v.1 Download Here

- Send Wake on LAN packets to a number of computers at the same time by using computer MAC addresses.
- Retrieve computer MAC addresses by supplying a range of ip addresses. The start and finish ip address must be in the same ip subnet. i.e. Both should have the same first three numbers.
- Save and retrieve lists of computer MAC addresses to a text for later use
- Run saved MAC address lists from the command line by using the format
Please let me know what you think about this.