69 - Boot over the internet with iPXE - RMPrepUSB
You can use iPXE to boot iSCSI, AoE, TFTP, VLAN and via other protocols too, but here is how to test the HTTP bit. Other Tutorials you might like: 76 - Quickly setup PXE booting to install any Windows OS! 45 - How to PXE boot grub4dos/WinPE from a Windows...