Displays a message at the operator's terminal and optionally requests
a reply. All messages are logged at the operator's console and in the
operator's log file, if that file is initialized.

Format
 REQUEST message-text

 Requires the Secure User Environment Option.

Additional information available:

ParametersQualifiers

message-text
 The text of the message to be displayed. The string can be up to 128
 characters. If the string contains spaces, special characters, or
 lowercase characters, enclose it in quotation marks.

Additional information available:

/REPLY/TO

 Requests a reply to the message and issues a unique identification
 number to which the operator sends the response. You receive message
 that the operator has been notified; you cannot enter any commands
 until the operator responds. If you press CTRL/C before the operator
 responds, you can then enter another message to the operator or press
 CTRL/Z to cancel the request.

 Specifies one or more operators to whom you wish to send the message.
 Possible keywords are:

 +----------------------+---------------------------------------------+
 | CENTRAL              | Sends the message to the central system     |
 |                      | operator                                    |
 +----------------------+---------------------------------------------+
 | DEVICES              | Sends the message to operators who mount    |
 |                      | and dismount disks                          |
 +----------------------+---------------------------------------------+
 | DISKS                | Sends the message to operators who mount    |
 |                      | and dismount disk volumes                   |
 +----------------------+---------------------------------------------+
 | NETWORK              | Sends the message to the network operator   |
 +----------------------+---------------------------------------------+
 | OPER1 through OPER12 | Sends the message to operators identified   |
 |                      | as OPER1 through OPER12                     |
 +----------------------+---------------------------------------------+
 | PRINTER              | Sends the message to operators designated   |
 |                      | to handle print requests                    |
 +----------------------+---------------------------------------------+
 | SECURITY             | Sends the message to operators designated   |
 |                      | to respond to security-related requests     |
 +----------------------+---------------------------------------------+
 | TAPES                | Sends the message to operators designated   |
 |                      | to mount and dismount tape volumes          |
 +----------------------+---------------------------------------------+