Table 1 lists the new and changed initialization statements for z/OS® V2R1, V1R12, and V1R13. See z/OS JES3 Initialization and Tuning Reference for more detailed information.
| Statement | Release | Description | Reason for change |
|---|---|---|---|
| CLASS | z/OS V2R1 | New parameter: The SYSSYM parameter has been added. | Job class system symbols support |
| NETSERV | z/OS V2R1 | Changed parameter: STACK updated | INET update |
| OPTIONS | z/OS V2R1 | Changed parameters: The default for the DUMP parameter has been changed to PRDMP. The JES and MVS values for DUMP have been deleted. | DUMP updates |
| OPTIONS | z/OS V2R1 | Deleted parameter: The SDI parameter has been deleted. | Spool delete support |
| OPTIONS | z/OS V2R1 | New parameter: The DUPLOGON parameter has been added. | Duplicate logon support |
| OPTIONS | z/OS V2R1 | New parameter: The JOBTRACK parameter has been added. | ENF 70 support |
| OUTSERV | z/OS V2R1 | Changed parameter: CARRIAGE updated | FCB update |
| SYSOUT | z/OS V2R1 | Changed parameter: CARR updated | FCB update |
| BUFFER | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |
| FORMAT | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |
| INCLUDE | z/OS V1R13 | Changed statement: DYNALLOC statement location. | *MODIFY CONFIG update |
| OPTIONS | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |
| SPART | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |
| SYSOUT | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |
| TRACK | z/OS V1R13 | Changed statement: Restart or Command Modification updated. | *MODIFY CONFIG update |