System Programming 4-33
4.2.3 Class of Service (COS)
Specifies the trunk group number which the extension
user can use for making an outside call in Day / Night
mode respectively on a COS number basis.
4.2.3.1 Trunk Group Setting
Used to specify the trunk group number that the extension user can use for making a call.
The following screen is shown on the display by clicking Trunk Group Setting
button on “Class of Service” screen.
Parameter
Value Range
(default)
Description/Function Reference
1. No check
[Disallowed]
2. Check
[Allowed]
(All:No check)
Trunk
Group
No
.
01-48
Day
Night