SIP message
The phone can send and receive SIP messages. A set message can be sent to a recipient with an appropriately configured function key. A received SIP message is displayed as a notification.
Examples
In a care home, repeated messages that the patient/resident in room X needs help.
Using sent SIP messages to warn of possible dangers. A silent alarm can also be triggered for this purpose.
*Further help under Silent Alert
Configuration
Web interface: 
Function keys > Choose a key > Function: SIP message
*Details about the settings are in Function keys
Phone: 
Settings > Function keys > Choose a key > Function: SIP message
*Details about the settings are in Function keys
Provisioning: 
*Details about provisioning this function in the Auerswald DokuWiki at Setting and Key
Process 
An SIP message is to be sent and displayed on a different device.
Depending on the predefined delay, a number of different scenarios are possible:
Delay 0 sec: The SIP message is sent immediately.
Delay min. 1 sec: A countdown counter appears on the display. The following options are also available
Dismiss: Cancels the transmission of the SIP message.
Hide: Displays the Idle screen. The countdown counter continues running in the background.
Start immediately!: Cancels the countdown counter and the SIP message is sent immediately.