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9. After the second call is established, press the Conference key again to bridge the
10. Press the RELEASE key to drop from the call. The ISDN BRI user should be
Perform a Call Join test on Conference
1. In the DSL configuration in LD 27, set PRID = 6 to select the National ISDN-1
2. In the TSP configuration in LD 27, define conference under FEATID:
3. On the ISDN BRI terminal, if the signaling type/protocol is configurable, then select
4. On the ISDN BRI terminal, configure Conference. This procedure largely depends
5. Configure at least two DN appearances on the ISDN BRI terminals. On some ISDN
6. Place an outgoing call from the ISDN BRI terminal.
7. After the first call is established, place an incoming call to the ISDN BRI terminal.
8. Hold the first call and answer the second call.
9. Press the Conference key; the second call is put on hold.
10. Retrieve the first call and press the Conference key again. All three parties should
11. Press the RELEASE key to drop from the call. The ISDN BRI user should be
ISDN Basic Rate Interface Installation and Commissioning
two calls. All three parties should be in a conference.
disconnected from the Conference; the remaining two parties should still be
connected, for two outgoing trunk calls, in which case all parties should be
disconnected.
protocol, or PRID = 2 for ETSI protocol.
FEATID aaa mmm <nnn>, where
aaa = A03 (3-party conference) or A06 (6-party conference) mmm = feature
activation ID (0 - 127) nnn = feature indication ID (0 - 127) (If nnn is not entered, it
is assumed to be the same as mmm)
National ISDN-1or ETSI protocol.
on the implementation of feature key management on individual terminals. In
general:
a. The terminal provides Conference as a selectable feature to be
programmed on a hard/soft key. For example, on a soft key on an
M5317TDX, select FA to be FCC; on a hard key on an M5209TDcp,
select CONF.
b. The Conference key number selected on the terminal must correspond
to the feature activation ID entered for the TSP in LD 27.
BRI terminals, the second DN appearance is used to allow the user to initiate the
second call.
be in a conference.
disconnected from the conference; the remaining two parties should still be
connected, except for two outgoing trunk calls, in which case all parties should be
disconnected.
Voice calls
March 2011
87
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