Chapter 3. System Features
• DID name
• CID name (future feature)
• Alpha tagging if matched
•
Currently Caller ID only supports the single format (number only). Multiple format (number and
name) is not currently available but is planned as a future feature.
•
Caller ID Call Logging only shows the CID number.
Centrex/PBX Compatibility
Description
Centrex/PBX Compatibility allows the System to be connected behind centrex or PBX lines.
When connected behind a PBX or Centrex,
Service
(TRS)
(Call Barring)
The System also supports transmission of a flash signal over the centrex or PBX link.
Hardware Requirements
•
N/A
Related Programming
•
N/A
Considerations
•
N/A
Class of Service
Description
A Class of Service (COS) allows or restricts access to a group of features or functions. For instance,
an Extension COS may allow Call Forwarding features. In the System, both extensions and trunks use
classes of service.
The System supports the following COSs for trunks and extensions:
•
COS - Trunk/Tie
•
COS - Ext/Ext Restriction
•
COS - Extension Feature
•
COS - Trunk to Trunk Restriction
Class of Service - Trunk/Tie
Tie/Trunk COS allows or restricts access to various features. Each trunk is assigned to one of 16 trunk
classes of service (00-15).
The following table shows the features that can be enabled/disabled for each trunk COS.
3-12
Automatic Route Selection (ARS) and
must
be used to restrict calls.
DBS 576 (USA) issued April 2002
Section 700 - Operation
Toll Restriction
576-51-700