Chapter 15 Integrated Services Data Network (ISDN)
Page 15-2 UNIVERGE NEAX 2000 IPS Request for Proposal (RFP) Reference Guide
Issue 6
Call-By-Call Service Selection
Services can be selected on a call-by-call basis to all channels of a single PRI interface according to
applications. That is, unlike Trunk Provisioning Service in which services are assigned to specific
channels, services may be used on any available channel.
Service Conditions
1. The services that can be designated include ACCUNET, MEGACOM, MEGACOM 800, INTERNATIONAL
800, SDN, MULTIQUEST (AT&T), and PRIVATE, INWATS, OUTWATS, FX, TIE (Northern Telecom).
2. Channel selection is possible by the LCR function only.
Note: During call termination, there is no indication of which service is being used.
3. Up to 5-digit Network ID of Network-Specific Facilities Information Element can be sent to ISDN Network.
4. Transit Network Selection Information Element can be sent to ISDN Network.
5. Service conditions #3 and #4 are available with the following firmware of PN-24PRTA:
SC-2795 IXS PRT PROG-A1: Issue 2.01 or later
SC-2888 IXS PRT PROG-A2: Issue 1.01 or later
When the firmware issue is earlier than above, up to 3-digit Network ID can be sent to the ISDN Network.
Called Party Recognition Service (Direct-In Termination (DIT))
This feature provides an incoming Direct-In Termination (DIT) call via an ISDN trunk to be connected to
a predetermined station. This application can be used for a station or modem. For incoming calls in a
Primary Rate Interface trunk, this service feature should be used only when DID trunks are not desired.
Note: Refer to the Business Features and Specifications manual for details on service Conditions
CPN To Network–Present
This feature allows the ISDN network to be informed of the calling party number (CPN) when a call
originates from a terminal connected to the System.
Service Conditions
1. The data provided as the calling station number is assigned via MAT/CAT for each ISDN circuit or station.
In addition, if no data has been assigned as the calling station number, the system will not provide any
information to the network.
2. A maximum of 16 digits can be assigned as the calling station number.
3. The maximum number of area codes and office code patterns is 15.
4. Transmission of CPN to the ISDN network can be programmed by the Class of Service. Programming is
required for each station.
5. The delivery of CPN information is subject to local regulations.