To control single and multi-volume POWER Offload tapes with CA Dynam/T, do the following:
1. Define a tape device in the IPL procedure that does NOT exist.
2. Define that device to CA Dynam/T by using CACCDBU0 or on CUI screen
// EXEC CACCDBU0
ALT DTOPTIONS CPU(*) PWRCUU(CAA) REFRESH(YES)
3. Include the following TLBL in either standard labels or in partition standard
labels in the POWER partition:
// TLBL xxxx,'dsn.name,Z,DL'
Xxxx is the DTFNAME specified on the TLBL= parameter of the
dsn.name is the CA Dynam/T data set name.
,Z allows CA Dynam/T to detect POWER closing the POFFLOAD
,DL Deletes the label for the file at the close of the file.