USER subcommand

Identify yourself to a host or change your TSO user ID password:


>>-User--user_id--+--------------+-----------------------------><
                  '-| Password |-'


Where Password is

|--password--+----------------------------+--+-----------+------>
             '-/new_password/new_password-'  '-:userdata-'   

>--+---------------------+--------------------------------------|
   '-account_information-'