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C-146
Service Conditions (cont'd)
6.
This service is available when the parties (A), (C), the lines (A) and (B) are the following:
a.) interoffice trunk (including ISDN line)
b.) C.O. line/tie line
c.) station, including virtual stations.
In case the ISDN terminal, intercom line, hot line, or CAS line is used, the service is restricted.
7.
Data communications are not considered in this service.
term
8.
A D
user dials the CALL HOLD CONFERENCE code and then dials the telephone number. (After the
CALL HOLD CONFERENCE code is dialed, no tone is returned and the LCD shows transferring.)
9.
When the three-way call cannot be established due to all conference trunks busy, service restriction, etc.,
reorder tone is returned.
10.
When the held party is the trunk, billing is performed according to the system data (SYS1, Index 33, b6,
b5, b4, b3). In case the held party is the station, the billing stops at the time the station is placed on hold.
Programming
STEP 1:
ASFC - Call Hold - Conference must be allowed for appropriate service feature classes (SFCs). SFI =
75.
STEP 2:
ANPD - Reserve a number level for feature access.
STEP 3:
ASPA - Assign an access code for Call Hold - Conference.
CI = H, SRV = SSCA (Service Code Appendix), SIDA = 97, NND = number of digits in access code.
STEP 4:
ATRK - Assign LENs in Route 909 (Digital Conference Trunk).
Note that Group Number and Level Number must be one of the following: 210, 213, 216, 221, 224,
227, 232, or 235.
STEP 5:
MBTK - Make idle the assigned Digital Conference Trunk(s).
STEP 6:
ARSC: - Allow route restriction data for appropriate RSC(s).
STEP 7:
ARRC - Allow trunk-to-trunk connection(s) between routes if necessary.
STEP 8:
ASTD - Assign the following data when a C.O. line is involved in a conference: STM = 0, STS = 2,
and ST = 1.
FCCS Programming
No unique programming is required for the FCCS network.
Page 244
Call Hold - Conference
Module
Unit
XX
X
Group
Level
XX
X
NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
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