VMS Help Hints, Terminal environment  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Manipulating your terminal-specific interactive environment
    (Also see Physical_devices)

  Line_editing      Describes how to recall and edit commands.

  CONNECT           Connects a physical terminal to a virtual terminal.
  DEFINE/KEY        Equates terminal function keys to command lines.
  DELETE/KEY        Deletes a terminal function key definition.
  DISCONNECT        Disconnects a physical terminal from a virtual terminal.
  RECALL            Recalls previously entered interactive commands.
  SET CONTROL       Controls the use of the CTRL/T and CTRL/Y keys.
  SET HOST          Connects your terminal to another system via DECnet.
  SET PROMPT        Sets the interactive command prompt.
  SET TERMINAL      Sets terminal characteristics.
  SHOW KEY          Displays one or more function key definitions.
  SHOW TERMINAL     Displays terminal characteristics.

  Type ? to display the list of HINTS.
  Type TERMINAL_ENVIRONMENT to redisplay this particular hint.
  Press the RETURN key before typing a command or topic name.