Chapter 15 Integrated Services Data Network (ISDN)

ISDN Basic Rate Interface (BRI)

The UNIVERGE NEAX 2000 IPS systems equipped with Basic Rate Interface (BRI) provides the user with a vehicle for circuit switched data at rates of 64 or 128 kbps to the desktop. ISDN BRI connects BRI terminals (stations) to the PBX. ISDN PRI is used to connect the PBX to the public network. Circuit switched data is the focus of the IPS Basic Rate Interface. Features such as Group Four Fax, video conferencing, and data

calls are the main objective of BRI on the UNIVERGE NEAX 2000 IPS.

Applications

The UNIVERGE NEAX 2000 IPS supports National ISDN - 1 and AT&T 5ESS specifications for Basic Rate Interface.

Desktop Video Applications

From the desktop, users can place and receive 128 K video conference calls.

 

 

 

 

 

 

 

 

 

 

 

PSTN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BRI

 

PRI

BRI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NT- 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Desktop Video

 

 

 

 

Desktop Video

 

 

 

 

 

 

 

 

 

 

UNIVERGE NEAX2000 IPS

Video Conferencing for large conference rooms or classrooms.

Using an I-MUX to receive 3 BRI ports, a bandwidth of 384 kbps is possible. This provides good quality video for large conference rooms.

Video CODEC

I-MUX

Video CODEC

 

 

PRI

BRI x 3

PSTN

I-MUX

BRI x 3

Page 15-18

UNIVERGE NEAX 2000 IPS Request for Proposal (RFP) Reference Guide

 

Issue 6

Page 318
Image 318
NEC 2000 IPS manual Isdn Basic Rate Interface BRI, Applications