Running in a Batch Environment › Components of a Batch Job Stream › Sequential File Considerations for VSE › For punch files

For punch files

// ASSGN SYSPCH,punch

punch

Identifies a logical unit defined to POWER as a punch.

By default, when a tape DTF is generated, it has the parameter REWIND=UNLOAD specified. This causes a rewind when the file is opened and a rewind and unload when the file is closed. You can alter this in the CA Ideal batch file table definition.