AIX:Virtual Media Repository

mkrep	-sp rootvg -size 6G		Create repository of 6GB in rootvg.  Filesystem /var/vio/VMLibrary will be created.
rmrep				Remove repository

lsrep				Display information about the Media Repository.
chrep 	-size=4G			Adds 4G to the repository.

mkvopt	-name name -file filename -ro	Add iso file filename to the repositor as name.
rmvopt	-name filename		Remove a virtual optical media disk from the repository.

mkvdev -fbo -vadapter vhostx		Create the vtopt device.

loadopt -vtd vtopt0 -disk name		Load vtopt with disk name.
unloadopt			Remove a virtual optical media disk from a virtual optical device.