NEC NEAX 2000, Руководство по программированию

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ND-91285-001(E)
DECEMBER, 1999
Page 382
Revision 1.0
(1/1)
TRUNK TO TRUNK - THIRD PARTY CANCELLATION
GENERAL DESCRIPTION
This service feature allows a station to cancel an established TRUNK-TO-TRUNK CONNECTION
and return to the original call.
STATION APPLICATION
Single Line Telephone
All D
term
s
OPERATING PROCEDURE
A station is presently engaged in a call with a trunk party:
1. The station depresses the hookswitch momentarily the station hears Special Dial Tone.
2. The station dials a trunk access code and the number for the desired third party; the called party
answers.
3. The station depresses the hookswitch momentarily to establish a THREE-WAY CALLING.
4. The station causes the trunk to be released by making another Switch Hook Flash. The station
returns to the original call.
SERVICE CONDITIONS
1. The third party that can be cancelled by this service is a trunk party seized by an outgoing access from
CONSULTATION HOLD - ALL CALLS.
2. If a BROKER’S CALL has been activated by a D
term
, there are the following restrictions:
a. In the case of Consultation Hold, the third party can be cancelled as follows:
Engaged in a station call - Three-Way Connection - Switch Hook Flash.
b. The third party cannot be cancelled by the following sequence:
Engaged in station call - Three-Way Connection - Switch Hook Flash.
3. This feature is available only for Tie Line to Tie Line connection.