2 standalone digital line interface – Nortel Networks DCT1900 User Manual

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Technical Product Manual - DCT1900

System Description, System Overview

2-12

System-DCT1900/R8/mw

Message Waiting Indication
With this feature the PBX will be able to inform the user (on his Portable Telephone display) that
there is a pending message in his/her voicemail box and/or short message list.

Message Waiting Clear
The opposite of message waiting indication. This message will inform the Portable Telephone (on
its display) that there is no longer a message waiting in his/her voicemail box and/or short
message list.

2.3.2 Standalone Digital Line Interface

Note that the following features are supported by the Digital Line Unit (DLU) and can be used by
the Portable Telephone only if supported by the connected PBX.

Multi-line Operation
The Multi-line operation provides the user with up to four line appearances.

Calling Party Number (ID)
Calling party number identification displayed to the user on a Portable Telephone upon receipt of
an incoming call used to identify who is calling. The maximum length equals 24 digits.

Called Party Number
This feature displays the number that the user has connected to after setting up a call. The
maximum length is 24 digits.

Redirecting Party Number
Similar to called party number, except that it will only be sent when the call is diverted towards
another extension. The maximum length is 24 digits.

Connected Party Number
This feature will enable the PBX to inform the user of the party to which number it has actually
connected to, if different than dialed. The maximum length is 24 digits. The message can be
expected at outgoing call set–up or whenever the other party changes.

Call Transfer
This feature gives the user of the Portable Telephone possibility to transfer an already connected
call, either incoming or outgoing, to another extension or outside telephone number, depending on
the PBX restrictions.