NEC UNIVERGE SV9100 Features And Specifications page 415

DECT telephones do not ring when receiving a doorbox call. Notification is shown in the
display.
Cordless DECT telephones can activate the door strike relay using a Recall key assigned in
the phone configuration or, by a Flash Key assigned to one of the line keys in Program 15-
07 (851: 62).
The door strike relay can be activated from the recall key on a multiline phone.
The door strike cannot be activated when a door box is forwarded off-premise.
Internal calls to or from a door phone are not included in the SMDR output.
Default Settings
Disabled
System Availability
Terminals
All Terminals
Required Component(s)
PGD(2)-U10 ADP
Related Features

ISDN Compatibility

Paging, External

Single Line Telephones, Analog 500/2500 Sets

Wireless DECT (SIP)
415