What is PGM IKJEFT01?

PGM=IKJEFT01. When a command completes with a non-zero return code, the program goes to the next command. When a command abends, the step ends with a condition code of 12 (X’C’).

What is the use of IKJEFT01 utility in JCL?

IKJEFT01 is the TSO/E program. You use it whenever you wish to perform a TSO function within a batch job. It allows you to perform any TSO function.

How do you call TSO Rexx?

To start a TSO session in order to run a CLIST or REXX exec:

Select the CLIST or REXX exec file on the Files view.
Click Start Debugging or Run on the Debug menu.
Click the TSO tab; the Clist or REXX exec to execute field contains the name of the file that you selected.
Click OK.

How do I run REXX from JCL?

z/OS TSO/E REXX Reference To run an exec in MVS™ batch, specify IRXJCL as the program name (PGM= ) on the JCL EXEC statement. Specify the member name of the exec and one argument you want to pass to the exec in the PARM field on the EXEC statement. You can specify only the name of a member of a PDS.

What is Dynamnbr 20 in JCL?

DYNAMNBR parameter used to specify to the system to hold the number of resources for reuse. DYNAMNBR is an optional parameter.

How do you run a TSO command?

Use the TSO subcommand to:

Invoke a TSO/E command whose name is identical to an IPCS subcommand. See the description of the tsocmd parameter for information concerning authorized TSO/E commands.
Invoke a CLIST or REXX exec containing TSO/E commands whose names are identical to IPCS subcommands.
Enter TSO/E mode.

What is address Ispexec in REXX?

ADDRESS command will transfer the control to the respective external ISPF environment. For example, ADDRESS ISPEXEC will transfer the control to ISPF environment. Once ADDRESS ISPEXEC command is issued in the REXX program, all other commands that are enclosed in double quotes will be considered as ISPF commands.

What is Irxjcl?

IRXJCL is the mainframe utility program that allows REXX EXECs to be run under JCL. When a REXX EXEC is run under IRXJCL, the default host command environment is set to “MVS” by the REXX run-time system.