Lucent Technologies Definity Enterprise Communications Server 555-230-220 Manuale Utente
ASAI and Call Control
Issue 7 May 1998
4-3
1
If the state of the other calls at the station is as specified and there is an idle call appearance.
2
Call appearance previously selected for call origination.
3
Call_id does not exist.
4
Request should be made over the held call association; if made over the active call association, it is
denied.
5
An active party can be listen-disconnected from an alerting party only by a request to
third party listen-disconnect from all other parties on the call. An alerting party may not be
listen-disconnected.
listen-disconnected.
6 An analog station which is alerting cannot be Single-Step Conferenced. A multi-function
station which is alerting and has an idle call appearance can be Single-Step conferenced.
Table 4-1.
Call Control Acceptance in Various Call/Station States
Call Control Request
Active
St
Held
St
Alerting
St
Idle
St
Dialing
St
Bridged
St
Third Party Make Call
no
yes
1
yes
1
yes
yes
2
yes
1
Third Party Take Control
yes
yes
yes
no
3
yes
yes
Third Party Relinquish
Control
Control
yes
yes
yes
no
3
yes
yes
Third Party Clear Call
yes
yes
yes
no
3
yes
yes
Third Party Selective
Drop
Drop
yes
no
no
no
3
yes
no
Third Party Reconnect
yes
yes
no
no
3
no
yes
Third Party Merge
4
yes
yes
no
no
3
no
no
Redirect Call
no
no
yes
no
3
no
no
Third Party
Listen- Disconnect
Listen- Disconnect
yes
yes
yes
5
no
3
no
yes
Third Party
Listen- Reconnect
Listen- Reconnect
yes
yes
yes
no
3
no
yes
Third Party Single-Step
Conference
Conference
no
yes
1
no/yes
6
yes
no
yes
1
Third Party Send DTMF
Signals
Signals
yes
no
no
no
3
no
no
Third Party Hold
yes
yes
no
no
3
no
no