Which is the method to protect either a volume, or range of volumes from being written to, and allow ONLY READ ACCESS.
Release: TLMS..00200-12.6-TLMS-TAPE MANAGEMENT
With RO47472 applied on TLMS 12.6 and TLMS 14.0 it is possible to benefit by defining a volume or a range of volumes to subpools identified as READONLY.
This option is useful for the following conditions:
With this special subpool, volumes defined to a READONLY subpool are protected from 3 points of modification:
Installation of the feature:
PRODUCT (CA TLMS/-PRD) VERSION(TLC6) INIT(TLC6INIT) -
Modify the CAIRIMPARM with the following for TLMS 14
PRODUCT(CA TLMS-PRD) VERSION(TLE0) INIT(TLE0INIT) -
3. Attempt to MOD or add another file to a volume within the new READONLY subpool.