If the <% PRODUCTNAME%> system is set up like that you will be informed about new messages via MWI. The ixi-UMS Business Server store the information about the count of incomming messages. This counter is reset only if you liston to your messages via telephone.
The ixi-UMS System can not recognize, if you open a new Message at your mail client and can not inform you about new incoming messages.
To reset the ixi-UMS message counter, you can use the "Reset Notification Status" to set the status to "zero" on the ixi-UMS Server.
In this case, you must define your phone extension in the settings.
This option is also available in the systray.