For V5R4, the Tape and Optical storage topics have been expanded to include:
The Tape topic has been expanded to include virtual tape functions that allow you to create virtual tape images that exist on your server disk units.
The Optical storage topic now includes the information previously found in the Optical Support book. All of the information formerly in the Optical Support book is now available in the iSeries™ Information Center.
To find other information about what's new or changed this release, see the Memo to Users.