The cdburn.exe and dvdburn.exe Windows XP and Windows Server Resource Kit utilities will burn an ISO image to writeable media.

When you type cdburn /?, you receive:

Usage:                                      cdburn <drive:> -erase \[image \[options\]\]                                      cdburn <drive:> image \[options\]                              Options:                                      -erase            Erases the disk before burning (valid for R/W only)                                      -sao              Writes the image out in "session at once", or cue                                                        sheet, mode (default is "track at once")                                      -speed            Speed of burn, or 'max' for maximum speed                                      -imagehaspostgap  Use if your image already contains a 150 sector postgap                                      The \[image\] must be provided unless the -erase flag is set.                                      If both an image and -erase are provided, the media will be                                      erased prior to burning the image to the disc.
When you type dvdburn /?, you receive:
Usage: dvdburn <drive:> <image> \[/Erase\]