Panasonic S-ICX Handbuch

30

S-ICX (International) issued January 2000

S-ICX-10-700

Chapter 3. System Features

Section 700 - Operation

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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:

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COS - Trunk/Tie

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COS - Ext/Ext Restriction 

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COS - Extension Feature 

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COS - Trunk to Trunk Restriction

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.

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1

Intercom Ringing Tone (trunk 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

DDI Dialled Number Conversion Table (DDI/CLI Table A or B)

5

Paging on DISA/Tie-Line Call (Allow/Restrict)

6

DISA Security Code Verification

7

Network Flash Forwarding (Version 3.5 and higher)

8

Network Flash Receive (Version 3.5 and higher)

9

Brokers Hold for Network Calls (Version 3.5 and higher)

10

Priority Message-Waiting Set/Cancel (Version 3.5 and higher)

11

Network-to-Network Transfer (Version 3.5 and higher)

12

Camp-On for Tie-Lines (Version 3.5 and higher)