Apple has posted Xserve Remote Diagnostics 1.0, which includes the “xrdiags” command line tool, the ‘man’ page for “xrdiags,” standard (quick.tdf, extended.tdf) test files for “xrdiags,” and the hardware test components for Xserve Remote Diagnostics. Apple notes: “This software will only install onto Mac OS X client version 10.3 and later boot volumes, or onto Mac OS X Server version 10.3.3 or later boot volumes. If installing onto a Mac OS X Server boot volume, you must first configure the server for NetBoot before installing this software. Only Xserve G5 computers can NetBoot the installed software.” [Link credit to Different District]