![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/8/42/84271bce-6ee5-4c70-9ff6-7c6550b1b3b7/84271bce-6ee5-4c70-9ff6-7c6550b1b3b7-bg92.png)
ASAI and Call Control
4-20 Issue 7 May 1998
priority_calling [optional] If present, a priority call is placed if the
destination is a local extension. If the priority flag is
specified for an off-ECS destination, the call is
denied. The default is nonpriority.
max_rings N/A (ignored)
direct_agent_call Must not be present
supervisor_assist Must not be present
alert_order [optional] If present, must be NO (alert originator
first). It is recommended that this item not be
present.
service circuit Must not be present
return_ack [optional] If this parameter is present, it indicates
that the ECS should return an acknowledgment to
the request. If this parameter is not present, then
the ECS does not return an acknowledgment.