Select this option to control access to the ports with a security product such as RACF. You must enter a resource name to be used for authorization.
Typically, reserving a port for a specific job name is sufficient. Using the SAF option additionally indicates that the port is reserved for users that are permitted to the RACF resource specified as:
EZB.PORTACCESS.sysname.tcpname.resname
where EZB.PORTACCESS is constant, sysname is the value of the MVS &SYSNAME. system symbolic, tcpname is the name of the procedure used to start the TCP stack, and resname is the resource name you enter in this field.
The resource name must:
be one to eight characters
begin with a letter (A-Z) or national character ($, @, or #)
contain only letters (A-Z), numbers (0-9), national characters ($, @, #), or the hyphen (-)