Operator commands for VTAM exit routines

The DISPLAY EXIT command can be used for displaying information about certain VTAM® exit routines. The MODIFY EXIT command can be used for activating, deactivating, and replacing certain VTAM exits. Table 1 shows the exit routines that you can either display or modify. For more information about the use of these commands, see z/OS Communications Server: SNA Operation.

Table 1. Modifiable VTAM exit routines
Exit routine	VTAM exit name
Session management exit routine	ISTEXCAA
Virtual route selection exit routine	ISTEXCVR
Configuration services XID exit routine	ISTEXCCS
Selection of definitions for dependent LUs exit routine	ISTEXCSD
Command verification exit routine	ISTCMMND
USERVAR exit routine	ISTEXCUV
Directory services management exit routine	ISTEXCDM
Generic resource resolution exit routine	ISTEXCGR
Performance monitor exit routine	ISTEXCPM