Call Scenarios and Applications

Message Desk — Incoming Call

Caller

Message

User

 

 

Message Desk

Phone

Phone

Phone

Switch

 

Adjunct

B

 

C

A

 

 

 

 

 

 

 

 

 

 

 

 

 

Application monitors

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3rd Party Domain Control

message desk phone

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Control

granted

(domain=C)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3rd Party Domain Control-ACK

 

 

 

 

Call

alerts

 

 

 

 

 

 

 

 

phone

 

 

 

 

 

 

 

 

 

 

Call

goes

 

 

 

 

 

 

Call sent

to

coverage

 

 

 

 

 

 

 

 

 

 

 

 

Message

Desk

to Message Desk

 

 

 

 

 

 

 

 

 

 

 

 

 

alerts

 

 

 

 

Alerting Event Report

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(orig=B, dest=A, ring=C)

 

 

 

Message

Desk

 

 

 

 

 

 

 

 

answers

 

 

 

Connected Event Report (C)

 

 

 

 

 

 

 

 

 

 

Play message to caller

Caller talks to

 

 

 

 

 

 

Message Desk

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Record message

 

 

 

 

 

 

 

Caller

disconnects

 

 

 

 

Dropped Event Report (B)

 

 

 

 

 

 

 

 

 

 

 

Message

Desk

 

 

 

Dropped Event Report (C)

Save recorded

 

 

disconnects

 

 

 

 

 

 

 

 

message; turn-on

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Set Value (MWI On, A)

message waiting lamp

 

 

 

 

MWI turned on

 

 

 

 

 

 

 

 

 

Set Value-ACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A call to station A redirects to the message desk after alerting the station (original destination). The application only has control of the message desk station (phone).

A-20Issue 7 March 1998

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Lucent Technologies 555-230-220 manual Message Desk Incoming Call, Call Alerts