Lucent Technologies 555-230-220 manual Third Party Make Call

ASAI and Call Control

Table 4-1. Call Control Acceptance in Various Call/Station States

	Active	Held	Alerting	Idle	Dialing	Bridged
Call Control Request	St	St	St	St	St	St
Third Party Make Call	no	yes1	yes1	yes	yes2	yes1
Third Party Take Control	yes	yes	yes	no3	yes	yes
Third Party Relinquish	yes	yes	yes	no3	yes	yes
Control
Third Party Clear Call	yes	yes	yes	no3	yes	yes
Third Party Selective	yes	no	no	no3	yes	no
Drop
Third Party Reconnect	yes	yes	no	no3	no	yes
Third Party Merge4	yes	yes	no	no3	no	no
Redirect Call	no	no	yes	no3	no	no
Third Party	yes	yes	yes5	no3	no	yes
Listen- Disconnect
Third Party	yes	yes	yes	no3	no	yes
Listen- Reconnect
Third Party Single-Step	no	yes1	no/yes6	yes	no	yes1
Conference
Third Party Send DTMF	yes	no	no	no3	no	no
Signals
Third Party Hold	yes	yes	no	no3	no	no

1If the state of the other calls at the station is as specified and there is an idle call appearance.

2Call appearance previously selected for call origination.

3Call_id does not exist.

4Request should be made over the held call association; if made over the active call association, it is denied.

5An 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.

6An 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.

Issue 7 May 1998 4-3