General Features
24 Features Guide
Class of Service (COS)
Description
Used to define a set of services available to the extension user. Up to 96 different types of Class
of Service can be established by System Programming. A Class of Service number is assigned
to each extension by System Programming.
The programmable items are shown below:
Programmable items Selection
Account Code Mode Optional / Verify-Toll / Verify-
All
Automatic Hold Enable / Disable
Call Forwarding Follow Me Enable / Disable
Call Forwarding to CO / TIE Enable / Disable
Call from TRS (Toll Restriction) Level 7
Extension
Enable / Disable
Digits Restriction in CO Talk Mode Unrestricted / 1-15 digits
DND (Do Not Disturb) Override Enable / Disable
Executive Busy Override Enable / Disable
Executive Busy Override Deny Enable / Disable
Incoming Group FWD Disable / Own Group(s) / Any
Group
Off-Hook Call Announcement (OHCA) Enable / Disable
Released Link Operation Enable / Disable
SDN COS Owner Extension / PDN
Secret Busy Override Enable / Disable
Switching Day / Night Mode Enable / Disable
Time Limit of Outside Calls Yes / No
Transfer to CO Enable / Disable
Transfer to TIE Enable / Disable
Transferring CO dial tone (exempted from TRS) Enable / Disable
TRS (Toll Restriction) Level - Day / Night 1-8
Trunk Group Setting, Day / Night Trunk Group 01-48
