16e Define data classes.

You must perform this step if you are using object to tape storage in your environment and want to direct your tape related Object writes to an ATLDS or an MTL.

You need to specify a DATACLASS to be used to direct work requests to an ATLDS or an MTL. This DATACLASS must be added to the CBROAMxx PARMLIB member for each storage group that is directing Object tape writes to the ATLDS or MTL.