VERIFYCP start option

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                         (1)       
   .-VERIFYCP--=--NONE---------.   
>>-+---------------------------+-------------------------------><
   '-VERIFYCP--=--+-NONE-----+-'   
                  +-OPTIONAL-+     
                  '-REQUIRED-'     

Notes:
  1. The VERIFYCP start option is meaningful only if the NODETYPE start option is also used.

Specifies whether VTAM® performs session-level verification during activation of LU 6.2 sessions involving control points. The related SECLVLCP start option values specify the type of verification.

If you do not code SECLVLCP, VTAM attempts to use the enhanced protocol if VERIFYCP=OPTIONAL or VERIFYCP=REQUIRED is specified, but will accept basic protocol.

If you code VERIFYCP=OPTIONAL or VERIFYCP=REQUIRED, a security management product, such as RACF® 1.9 or later, must be installed and active.
Note: When performing LU verification for the VTAM CP, the RACF profile must be created using four-part names. See z/OS Communications Server: SNA Network Implementation Guide for an example of how to create the RACF profile.
VERIFYCP=NONE
Specifies that there is no verification of the partner CP's identity during session activation.
VERIFYCP=OPTIONAL
Specifies that identity verification is done for certain partner CPs during session activation. Identity verification is done when there is a password defined for the CP partners in the installed security manager product. See z/OS Communications Server: SNA Network Implementation Guide for information about how VTAM determines when to perform identity verification.
VERIFYCP=REQUIRED
Specifies that VTAM verifies the identity of all partner CPs during activation of sessions between LU 6.2 applications. Every partner CP must have a password defined. Any partner CPs that do not have a password defined cannot establish LU 6.2 sessions with this application program.