Using the System Event Dashboard : Message Center tab
  
Message Center tab
The Message Center tab shows the message of the day. This is a brief message that can be posted by the NetIM administrator.
To create a message, you must be logged in to NetIM as an administrator.
You can view a list of messages that have been posted to this machine. In addition to the message body, each message includes the following fields:
Date and Time—The date and time that the message was posted.
Source—The solution from which the message was posted.
Host—The IP address of NetIM on which the message was posted.
User—The username of the person who posted the message.
Message—The body of the message.
When you add a message, NetIM automatically provides the values for Date, Time, Source, Host, and User.