Class Of Service; Class Of Service - Trunk/Tie - Panasonic DBS 576 HD Technical Manual

Section 700 - Operation

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.
Table 3-1. Trunk COS
Number
1 Intercom Ringing Tone (CO or intercom ring tone)
2 Dial Tone to Tie Lines (Enable/Disable)
3 Forced Recover on Fast-Busy Tone (Send fast busy or disconnect line)
4 DID/DDI Dialed Number Conversion Table (DID/DNIS Table A or B)
5 Paging on DISA/Tie-Line Call (Allow/Restrict)
6 DISA Security Code Verification
7 Network Flash Forwarding (Version 2.0 or higher)
8 Network Flash Receive (Version 2.0 or higher)
9 Brokers Hold for Network Calls (Version 2.0 or higher)
10 Priority Message-Waiting Set/Cancel (Version 2.0 or higher)
11 Network-to-Network Transfer (Version 2.0 or higher)
12 Camp-On for Tie-Lines (Version 2.0 or higher)
13 T1 Trunk Ring Back Service Tone (Version 3.5 or higher)
Hardware Requirements
• N/A
Related Programming
• N/A
Considerations
• N/A
576-50-700
Feature
DBS 576HD (USA) issued September 2001
Chapter 7. SLT Features
3-11