AastraLink Pro 160 Administrator Guide
Default Softkeys (Users Menu)
Softkey Type | Function  | 
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Call List  | Allows you to access the Recent Calls list.  | 
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Relay  | Allows an operator/user to monitor an external device (such as a  | 
  | locked entrance door), and use a softkey to change the status of the  | 
  | device (unlock the door) when an alarm is triggered.  | 
  | To configure a Relay for your IP phone, see “Configuring Push Button  | 
  | Trigger Input or Relay Output” on page  |