z/VM: CP Commands and Utilities Reference - z/VM - IBM

MESSAGE ALL
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Message
MSG
Authorization
Purpose
Operands
Usage Notes
Responses
ALL
ALLDBCS
ALLSBCS
AT
AT
Privilege Class: A, B
*
ALL
sysname
msgtext
Use MESSAGE ALL or MSG ALL to transmit message text to all active users and
disconnected users.
ALLDBCS
transmits the message to all users logged on to DBCS (double-byte character
set) terminals.
ALLSBCS
transmits the message to all users and all disconnected users logged on to
SBCS (single-byte character set) terminals.
AT *
transmits the message to the system you are logged onto. This is the default.
AT ALL
transmits the message to every system which is in a CSE complex. The lowest
return code is returned to the command issuer.
AT sysname
transmits the message to a specific system, sysname, in a CSE complex. The
return code is returned to the command issuer.
msgtext
identifies the text of the message you are sending. The length of the message
is limited by the number of characters remaining on the input line after the
command and appropriate operand are entered. You must include at least one
blank between the ALL operand and the message text. DBCS text is supported
as message text.
1. The total number of logged-on users significantly affects command processing.
The command may take a long time to process and may tie up user terminals.
2. For additional information, refer to the “Usage Notes” on page 589.
hh:mm:ss * MSG FROM userid : msgtext
MESSAGE ALL
hh:mm:ss
identifies the time the message was sent to the user, in hours, minutes, and
seconds.
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Chapter 2. CP Commands 591