AT&T 555-230-520 Medical Alarms User Manual


 
Contents
vi Issue 4 September 1995
User-Entered FAC and Extension 5-14
Preprogrammed FAC and Extension 5-14
Dial-Ahead Digits 5-14
ASAI-Requested Digit Collection 5-18
ASAI-Provided Dial-Ahead Digits 5-19
6 Advanced Vector Routing 6-1
Introduction 6-1
Command Set 6-1
Expected Wait Time (EWT) 6-2
EWT for a Split 6-2
EWT for a Call 6-3
Passing EWT to a VRU 6-3
The EWT Algorithm 6-4
When to Use Wait Time Predictions 6-4
Examples 6-5
Example 1 — EWT Routing and Passing Wait
to a VRU 6-5
Example 2 — Notifying Callers of Wait Time
Without a VRU 6-6
Example 3 — Using EWT to Route to the
Best Split 6-8
Factors that Effect the Value of EWT 6-9
Factors that Cause EWT for a Split Priority Level
to Increase 6-9
Factors that Cause EWT for a Split Priority Level
to Decrease 6-9
Rolling Average Speed of Answer (ASA) 6-10
Rolling ASA Split Calculation 6-10
Rolling ASA VDN Calculation 6-11
Rolling ASA Considerations 6-11
Example 6-11
VDN Calls 6-12
Counted Calls 6-13
Example 6-13