Nortel 1000 Features And Services Fundamentals page 515

Dial Intercom
The CLASS Calling Name and Number class of service cannot be
configured on Dial Intercom Group sets.
Direct Inward System Access (DISA)
If a call is made to a CLASS set using DISA dialing, then the Calling Name
and Number delivered to the CLASS set is that of the incoming trunk and
not the DISA DN. This is consistent with the normal display function for
DISA calls.
Display of Calling Party Denied
When a set with Display of Calling Party Denied active makes a nodal call
to a CLASS set with Calling Number Delivery active, then the calling name
privacy indicator is delivered in place of the calling name.
Distinctive Ringing
The normal delivery cycle for Calling Name and Number Delivery applies to
calls presented to a CLASS set with distinctive ringing, that is, the Calling
Name and Number Delivery information is delivered during the first silent
period that is longer than two seconds.
Flexible Numbering Plan (FNP) Enhancement
For a customer equipped with the FNP package 160, the calling number
delivered to the CLASS set can be of any length, up to 10 digits.
For a customer not equipped with FNP, the following apply:
•
•
•
Group Call
When a set makes a Group Call to a CLASS set with Calling Number
Delivery active, the calling number unknown indicator is delivered in place
of the calling number.
Copyright © 1994–2008, Nortel Networks
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For a station (set or attendant) making a call to a CLASS set, if the local
public number is to be delivered to the CLASS set as the calling number
of the calling station, then the system software will pad or truncate the
calling number to be exactly seven digits long.
For a station (set or attendant) making a call to a CLASS set, if the
national number is to be delivered to the CLASS set as the calling
number of the calling station, then the system software will pad or
truncate the calling number to be exactly 10 digits long.
For an incoming trunk call to a CLASS set, the incoming Calling Number
Identification/Automatic Number Identification that is passed to the
CLASS set be of any length, up to 10 digits.
Nortel Communication Server 1000
Features and Services Fundamentals — Book 2 of 6 (C)
NN43001-106 02.04 Standard
Release 5.5 9 May 2008
Feature interactions 515