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1.5 Making Call Features
1.5.5.3Trunk Access
Description
There are the following features to access a trunk.
Feature | Description | Accessing method |
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Idle Line | Selects an idle trunk | Dial the Idle Line Access number. Or |
Access (Local | automatically from the assigned | press a |
Access) | trunk groups. |
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Trunk Group | Selects an idle trunk from the | Dial the Trunk Group Access number |
Access | corresponding trunk group. | and a trunk group number. Or press a |
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Selects the desired trunk directly. | Dial the | |
Access |
| the trunk number. Or press the |
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| button. |
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Conditions
•COS programming determines the trunk groups available for making calls ( Trunk Group Number [500]).
•Trunk numbers can be referred on a trunk port basis ( LCOT/BRI Trunk Number Reference [409]).
•Button Assignment
A flexible button can be customised as a
Type | Assignable parameter | |
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No parameter (All assigned trunk groups | ||
through system programming are applied.) | ||
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A trunk group is assigned. | ||
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A specified trunk is assigned. | ||
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It is possible to assign trunks in the following ways:
–The same trunk to the
–The same trunk group to more than one
–More than one
Dialling the Trunk Access number selects a CO button according to the priority:
•Direct Trunk Access
By pressing an idle CO button, it automatically switches on the
•Group Hunting Order for Idle Line Access
An idle trunk is selected from the trunk groups assigned for Idle Line Access. If multiple trunk groups are available, the trunk group hunting sequence can be determined through system programming.
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