z/OS MVS Planning: Operations
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Updating CONSOLxx

z/OS MVS Planning: Operations
SA23-1390-00

To indicate that the SMCS application is to be started, you must define the SMCS APPLID on the INIT statement of CONSOLxx:
     INIT APPLID(SMCS01)

If you omit APPLID, SMCS will not be available for the life of the system. You can change the APPLID after the system is active, but only when an APPLID was specified in CONSOLxx during IPL.

SMCS also supports the use of VTAM® generic resource. VTAM generic resource names allow an operator who logs on to be connected to the system that VTAM selects rather than being connected to a specific system. Specifying GENERIC in CONSOLxx provides flexibility and promotes effective recovery from problems. Specifying a specific system when logging on, in contrast, is sometimes necessary when a particular operator requires affinity to facilities available on a specific system. When you identify a specific system, make sure that the message scope you define in CONSOLxx matches the system you identify.

VTAM has the following requirements for using generic resource names:
  • The system must be part of a Parallel Sysplex® (PLEXCFG=MULTISYSTEM), and it must have a coupling facility.
  • The coupling facility must have the generic resource structure defined. The default name of the structure is ISTGENERIC.
  • VTAM must be an APPN node.

SMCS consoles must be defined in CONSOLxx, using the CONSOLE statement. With a few exceptions, any keywords and values that you can specify for a MCS console can also be specified for an SMCS console.

SMCS adds a value for the DEVNUM keyword and the LU and LOGON keywords.

SMCS and MCS console definitions can be mixed in the same CONSOLxx. Both types of consoles can coexist within the same system, as well as within a sysplex. An example of an SMCS console definition follows:
     CONSOLE DEVNUM(SMCS)
             NAME(CON1)
             AUTH(MASTER)
             LOGON(REQUIRED)
             LU(S01LU24)
             RNUM(20)
             RTME(1/4)

SMCS consoles are not associated with a particular system. An SMCS console defined on one system can be activated on another system, provided that the SMCS application is active on both systems.

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