You can use a RACF® profile in the CONSOLE class to determine which userids are authorized to log on to a particular console. The commands in the following example define a RACF profile for console CON1 (CON1 is defined in CONSOLxx), and authorize userid CONSID1 to log on to that console.

RDEF CONSOLE CON1 UACC(NONE)
PERMIT CON1 CLASS(CONSOLE) ID(CONSID1) ACCESS(READ)
SETROPTS CLASSACT(CONSOLE)