NEC Univerge SV8100 Features And Specifications Manual page 918

Issue 1.0
Default Setting
Disabled
System Availability
Terminals
All Stations
Required Component(s)
None
Related Features
Call Arrival (CAR) Keys
Callback
Call Forwarding
Call Waiting/Camp-On
Do Not Disturb
Handsfree Answerback/Forced Intercom Ringing
Off-Hook Signaling
Speed Dial – System/Group/Station
Virtual Extensions
2 - 894
UNIVERGE SV8100
Ringdown Extension, Internal/External