NEC UNIVERGE SV9100 Manual page 151

end, if the message is not sent (for example if the Ethernet cables are unplugged from the system) then
the keep alive operation will not take place.
When the keep alive operation occurs the link will be taken out of service:
Any calls that are in progress will be released.
Park Hold orbits will be released.
No further Park Hold information will be sent until the link is active.
Last Number Redial
Last Number Redial allows an extension user to quickly redial the last number dialled. When used with a
networked system, the system can use the same trunk route on which the call was originally placed, even if
the trunk is a trunk in another system.
Operation
To redial your last call:
1. Without lifting the handset, press Redial.
The last dialled number is displayed.
2. To redial the last number, press #.
OR
Search for the desired number from the Redial List by pressing the LND or VOLUME UP or VOLUME
DOWN keys.
3. Lift the handset or press Speaker to place the call.
The system automatically selects a trunk from the same group as your original call and dials the last
number dialled.
OR
1. At system phone, press idle line key (optional).
The system automatically selects a trunk from the same group as your original call.
2. Press Redial.
OR
1. At system phone, press Speaker.
OR
At single line telephone, lift handset.
2. Dial 816.
The system automatically selects a trunk from the same group as your original call and dials the last
number dialled.
Message Waiting
This feature can be used when placing an intercom call to a networked extension and you receive either no
answer or a busy tone.
With a networked system, when a Message Waiting has been left, there is a difference in the telephone's
display. With a single system, the extension's name which left the message is displayed. With a networked
system, the extension number is displayed.
Operation
To leave a Message Waiting:
1. Call busy or unanswered extension.
2. Dial the Message Waiting service code 841
OR
3. Press Message Waiting key (SC 851: 38)
4. Hang up. With keyphones, the MW LED lights.
To answer a Message Waiting:
At keyphones when you have a message your MW LED flashes fast.
1. At a keyphone, press Speaker and dial 841.
OR
Part 2: VoIP Manual 151