User manual

Chapter 8, IVS Support for CLASS Features
Table 7. Calling Party Number Format
If Then
An internal call originates from a directory
number with the same User Group as the
destination number.
or
An internal call originates from a directory
number with a User Group that shares the
same directory number allocation as the
destination number's User Group.
The calling party's number is a directory
number.
An internal call originates and terminates on
the same switch;
and
The originating call and it destination are in
different User Groups;
and
The User Groups for the originating call and
its destination do not share the same directory
allocation number.
The calling party's number is a seven-digit
NNP number.
A call originates off-switch. The calling party's number is from the
public network.
Enable IVS Support for CLASS Features
The following table shows the activities to enable Integrated Voice Services (IVS) to
support the following CLASS (Custom Local Area Signaling Services) features:
• Selective Call Forwarding
• Anonymous Call Rejection
• Automatic Recall
• Remote CLASS Feature Access
The following activities do not enable Caller Identification with Name and Number.
Stage Description
1
Create a phrase group that supports the phrases required by the CLASS features
your system will support. See "Phrases for CLASS Features" for a master list of
the essential phrases. See "System Phrases" for general information. For a
procedure, see "Create an IVS Phrase Group."
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