Apple Software Restore

asr or Apple Software Restore is a command line utility in Mac OS X used to apply a DMG disk image to a selected volume or mount point on a file system. It is often used for cloning large numbers of Macintosh computers. Apple Software Restore can read an image locally or from a server via HTTP or its own multicast asr:// URI. asr has two methods it can use to restore an image to a volume: it can either copy items in a file-by-file mode, or it can copy the image as a (optionally compressed) stream of bytes. As the latter method does not need to go through a complicated filesystem it is much faster, typically being limited only by the speeds of the drives or network connections involved. But in order to use this faster method the dmg...