Notifications
The descriptions of particular events, such as healthcare-related alarm messages, can be displayed as popup messages. In addition, new popup messages can be announced with an audible tone. The following functions are available for popup messages:
Clear
Ignore
Hides the popup message. Press to display previous notifications and delete them if required.
Requirement for use 
Device must be operating on a PBX/provider with a connected alarm server
optional: activated settingPlay popup notification sound
Configuration
Phone: 
Settings > Identities > select identity > Options for experts > Audio
*Details about the settings are in Identities
Provisioning: 
*Further help in the Auerswald DokuWiki