To send a console message to all connected computers
Using Computer Management
Open Computer Management (Local)
In the console tree, right-click Shared Folders, point to All Tasks, and then click Send Console Message.
Type the message that you want to send in the Message box.
Click Add, type the computer names of the recipients in the Recipients box, and then click OK.
To open Computer Management, click Start, and then click Control Panel. Click Performance and Maintenance, click Administrative Tools, and then double-click Computer Management.
If any recipients do not successfully receive the message, the computer names remain in the Recipients list in the Send Console Message dialog box. Verify that the computer names are valid and that the computers are available, and then resend the message.
When it is started from the console root in Computer Management, the list of recipients contains only the name of the computer that you are managing. When it is started from the console root in Shared Folders or Services, the list of recipients contains the names of all the computers that have sessions that are currently open with the computer that you are managing.
For more information about using Computer Management, see Related Topics.
Using a command line
Open Command Prompt
net send /users message
Sends messages to other users, computers, or messaging names on the network. The Messenger service must be running to receive messages.
Sends the message to all users who are connected to the server.
The message that you want to send.
To open command prompt, click Start, point to All Programs, point to Accessories, and then click Command Prompt.
To view the complete syntax for this command, at a command prompt, type:
net help send
Use caution when you send a console message to all connected computers. The distribution list can be very large.
For the console message to be received, the Messenger service must be running on the recipient's computer.
Recipients are identified by computer names. If a user is logged on to more than one computer, only the computer name that is listed will receive the message.
Messages that are sent are not saved.