Broadcasts a message to a terminal or terminals.

Format
 REPLY "message-text"

Additional information available:

ParametersQualifiers

message-text
 Text of the message. The text must be 1 through 128 characters.
 Enclose the text in quotation marks if it contains spaces, special
 characters, or lowercase characters.

Additional information available:

/ABORT/ALL/BELL/BLANK_TAPE/DISABLE/ENABLE
/INITIALIZE_TAPE/LOG/NOTIFY/PENDING/SHUTDOWN
/STATUS/TEMPORARY/TERMINAL/TO/URGENT
/USERNAME/WAIT

 Sends a message to the user or magnetic tape file system
 corresponding to the unique identification number and cancels the
 request.

 Requires OPER privilege.
 Broadcasts a message to all terminals that are attached to the system,
 that have broadcast-message reception enabled, and that are turned on.
 Incompatible with /USERNAME and /TERMINAL.

 Rings a bell at the terminal receiving a message when issued with the
 /ALL, /TERMINAL, or /USER qualifiers; two bells when issued with
 /URGENT; and three bells when issued with /SHUTDOWN.

 Requires VOLPRO (volume protection) privilege.
 Sends a message to the magnetic tape file system indicated by the
 identification number to override the checking of volume label
 information.  The volume label must be specified in the message text
 parameter.

 Requires OPER privilege.
 Restores to normal (that is, nonoperator) status a terminal at which
 the command is issued or whose name is specified in the message text
 parameter. The /DISABLE qualifier cannot be issued from a batch job.
 To restrict the types of messages displayed on an operator's terminal,
 specify one of the following keywords:

 +----------------------+---------------------------------------------+
 | CENTRAL              | Inhibits messages sent to the central       |
 |                      | system operator.                            |
 +----------------------+---------------------------------------------+
 | DEVICES              | Inhibits messages pertaining to mounting    |
 |                      | disks.                                      |
 +----------------------+---------------------------------------------+
 | DISKS                | Inhibits messages pertaining to mounting    |
 |                      | and dismounting disk volumes.               |
 +----------------------+---------------------------------------------+
 | NETWORK              | Inhibits messages pertaining to networks.   |
 |                      | The CENTRAL keyword must also be specified  |
 |                      | to inhibit network messages.                |
 +----------------------+---------------------------------------------+
 | OPER1 through OPER12 | Inhibits messages sent to operators         |
 |                      | identified as OPER1 through OPER12.         |
 +----------------------+---------------------------------------------+
 | PRINTER              | Inhibits messages pertaining to print       |
 |                      | requests.                                   |
 +--------------------------------------------------------------------+
 | SECURITY             | Inhibits/allows messages pertaining to      |
 |                      | security events.  Requires SECURITY         |
 |                      | privilege.                                  |
 +--------------------------------------------------------------------+
 | TAPES                | Inhibits/allows messages pertaining to      |
 |                      | mounting and dismounting tape volumes.      |
 +----------------------+---------------------------------------------+

 Requires OPER privilege.
 Designates the terminal at which the REPLY command is issued to be an
 operator's terminal. Cannot be issued from a batch job.

 +----------------------+---------------------------------------------+
 |        Keyword       |                 Description                 |
 +----------------------+---------------------------------------------+
 +----------------------+---------------------------------------------+
 | CENTRAL              | Displays messages sent to the central       |
 |                      | system operator.                            |
 +----------------------+---------------------------------------------+
 | DEVICES              | Displays messages pertaining to mounting    |
 |                      | disks.                                      |
 +----------------------+---------------------------------------------+
 | DISKS                | Displays messages pertaining to mounting    |
 |                      | and dismounting disk volumes.               |
 +----------------------+---------------------------------------------+
 | NETWORK              | Displays messages pertaining to networks.   |
 |                      | The CENTRAL keyword must also be specified  |
 |                      | to inhibit network messages.                |
 +----------------------+---------------------------------------------+
 | OPER1 through OPER12 | Displays messages sent to operators         |
 |                      | identified as OPER1 through OPER12.         |
 +----------------------+---------------------------------------------+
 | PRINTER              | Displays messages pertaining to print       |
 |                      | requests.                                   |
 +----------------------+---------------------------------------------+
 | SECURITY             | Inhibits/allows messages pertaining to      |
 |                      | security events.  Requires SECURITY         |
 |                      | privilege.                                  |
 +--------------------------------------------------------------------+
 | TAPES                | Inhibits/allows messages pertaining to      |
 |                      | mounting and dismounting tape volumes.      |
 +----------------------+---------------------------------------------+

 Sends a message to the magnetic tape file system indicated by the
 identification number to initialize a magnetic tape volume.  This
 qualifier can be used whenever the file system requests the mounting
 of a new volume.  The system performs normal protection and expiration
 checks before initializing the volume.

 /NOLOG
 Requires OPER privilege.
 Closes the current operator's log file and opens a new one. (The
 /NOLOG qualifier does not open a new log file.)

 /NONOTIFY
 Sends a message describing success back to the originating terminal.

 Requires OPER privilege.
 Sends a message to the user specified by the identification number and
 prevents the user from entering other commands until the operator
 fulfills or aborts the request.

 Sends a message beginning "SHUTDOWN..."; if used with /BELL, rings
 three bells at terminal(s) receiving the message.

 Requires OPER privilege.
 Reports the current operator status and all outstanding user requests
 for the terminal from which this command was entered.

 Designates the terminal at which the command is issued to be an
 operator's terminal for the current interactive session only.  This
 qualifier is meaningful only when used with the /ENABLE qualifier.

 Requires OPER privilege.
 Broadcasts the message to specified terminals, where terminal-name is
 the device name of the terminal. Incompatible with /ALL and /USERNAME.

 Requires OPER privilege.
 Sends a message to the user or file system specified by the
 identification number and completes the request.

 Sends a message beginning "URGENT..."; if used with the /BELL qualifier,
 rings two bells at terminal(s) receiving the message.

 Requires OPER privilege.
 Broadcasts a message to all terminals at which users are logged in to
 the system, or to the terminals of only the specified users. Overrides
 any NOBROADCAST settings at users' terminals.

 Sends message synchronously and waits.