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NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 5
Announcement Service - PRI A-92
A-92 Announcement Service - PRI
General Description
This feature allows a user from the ISDN trunk to hear a prearranged announcement when the user dials a
predetermined access code.
Operating Procedure
1. Lift the handset; receive dial tone.
2. Dial the announcement trunk access code. The system receives the announcement trunk access code.
a.) If a multiple connection is made, the announcement is repeatedly sent out.
b.) If a single connection is made, the announcement is sent out only once, and then the
announcement trunk is released. If the system data specifies ringback tone is to be sent, ringback
tone is returned to the caller after the announcement finishes.
3. The office data is checked for the following:
a.) Multiple or single connection
b.) 30-second forced disconnection
c.) Ringback tone to be sent or not be sent after the announcement finishes
d.) Remote office answer signal to be sent or not to be sent.
4. The call is connected to the announcement trunk; the caller hears announcement.
5. If 30-second forced disconnection is specified, the announcement trunk is released 30 seconds after the
call has been connected to the Announcement Trunk, and the caller receives busy tone. Otherwise, the call
remains connected to the Announcement Trunk until the caller hangs up.
Service Conditions
1. This feature requires the following hardware:
a.) ISDN trunk to interface with an announcement machine
b.) One announcement machine or Digital Announcement Trunk (DAT)
2. The following connections are available:
a.) Multiple connection: Many ISDN trunks can be connected to one announcement trunks
simultaneously.
b.) Single connection: Only one ISDN trunk can be connected to one announcement trunk.
3. This feature is also available for Tie Line trunk access to announcement trunk.
4. This connection can be continuous until a user hangs up, or it can be disconnected after 30 seconds. This
function can be selected on a per announcement trunk basis.
5. Before connection to the announcement machine is made, the system can be programmed to return
ringback tone.
6. When this feature is activated from a Tie line, an answer supervision signal is sent to the far end PBX.
7. ANNOUNCEMENT SERVICE can be provided for a maximum of 16 trunks, which includes the
announcement trunks for CALL FORWARDING - INTERCEPT/ANNOUNCEMENT [C-25]. Fourteen
kinds of announcement are available on each tenant basis.
8. When the announcement service is not provided, reorder tone is returned to the caller.
9. When a system with an announcement service receives the announcement trunk access code, it sends the
announcement to the caller.