Because of these constraints, the channel assignment strategy for the Intuity system with the MERLIN LEGEND system may differ considerably from the strategy that would be used with other switches where these constraints are not present. In particular, the types and volumes of call traffic may allow alternative approaches. The following strategies can be used:

Single Group of Shared Ports

A single group of shared ports is the simplest, most flexible and powerful strategy from a traffic handling point of view, but it is limited to one calling group with a maximum of 20 ports. If no Intuity IVR applications are installed on the system (that is, only Intuity AUDIX is used), you should use this arrangement.

NOTE:

Intuity AUDIX and Intuity IVR calls are directed to the same calling group. The calls are then handled based on the called number information.

A single calling group allows the Intuity system to use idle channels to meet the immediate needs of any type of incoming call. The Intuity system determines its resource allocation based upon current demand. All channels may respond to any call by identifying the number that has been called, associating it with the requested service, and providing the requested service.

A single calling group must be defined on the MERLIN LEGEND system as an integrated VMI calling group.

Shared Ports Group with a Dedicated Ports Group

A dedicated calling group reserves ports and trunks for specific applications, guaranteeing availability regardless of other traffic. It is useful only for a single Intuity IVR application.

Calling groups that contain only Intuity IVR ports and trunks for a single Intuity IVR application must be defined on the MERLIN LEGEND system as generic VMI calling groups.

NOTE:

The use of a dedicated ports calling group is the only way that more than 20 ports can be used on a MERLIN LEGEND system. A maximum of 24 ports total can be used on the MAP/40 or MAP/100. A maximum of 18 ports total can be used on the MAP/5.

1-8Issue 2.0 December 1995

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AT&T 585-310-231 manual 8Issue 2.0 December