TSO commands, CLISTs, and REXX EXECs

While using ISPF, you can call TSO commands, CLISTs, or REXX EXECs by:

Prefixing a command with TSO and entering it from any command line
Selecting the Command option and entering the TSO command, CLIST, or REXX exec on the panel
Entering a TSO command, CLIST, or REXX exec in the Line Command field on a data set list display or a member list display.