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Issue 7 May 1998 4-1
4
ASAI and Call Control
This chapter describes the Call Control Capability Group.
1
The capabilities in this
group are categorized by their functions: initiating, controlling, and terminating.
The adjunct uses these capabilities to set up (place), take control of, monitor, or
end a call on DEFINITY ECS.
1. Capability groups are analogous to the Application Service Elements (ASEs) described in the
Adjunct/Switch Application Interface (ASAI) Specification
.
Third Party
Make Call
This initiating capability enables the adjunct to set up a call
on behalf of an on-ECS station. The four types of controlled
calls supported by this capability are as follows:
Switch-Classified
User-Classified (with or without priority)
Direct-agent
Supervisor-assist
Third Party
Take Control
This initiating capability enables the adjunct to take control of
a call that is already in progress to perform additional call
control functions when needed.
Third Party
Selective
Hold
This controlling capability enables the adjunct to place the
controlled call on hold at the specified station.
Third Party
Reconnect
This controlling capability enables the adjunct to direct the
ECS to reconnect a specified station to the controlled call.