Planning Connectivity

To Choose the Hardware

To Choose the Hardware

Introduction Before you choose your data communication hardware, consider

 

these site-specific issues:

 

 

 

Whether or not you want to make connections through the

 

 

public network

 

 

 

Distance requirements

 

 

 

Cost factors

 

 

Type of

 

The following table lists the types of data communications

hardware

hardware that you need for connecting to a network. It also lists

 

distance and equipment requirements.

 

 

 

 

 

 

 

 

 

 

 

 

 

Distance

Hardware

 

Network

Hardware

 

from PBX

requirements

 

 

 

 

 

 

 

Public

Any

 

unlimited

Modem pooling on

 

 

 

supported

 

 

the DEFINITY G3

 

 

 

modem

 

 

PBX

 

 

 

 

 

 

 

Private

7400B data

 

Within

A port on a digital

 

 

 

module

 

5000 feet

board (TN754 in the

 

 

 

 

 

 

U.S.A.)

 

 

 

 

 

 

 

 

 

 

ADU

 

Within

A port on a dataline

 

 

 

 

 

2000 feet

board (TN726E in

 

 

 

 

 

 

the U.S.A.)

 

 

 

 

 

 

(An ADU is less

 

 

 

 

 

 

expensive than the

 

 

 

 

 

 

7400 B data

 

 

 

 

 

 

module.)

 

 

 

 

 

 

 

5-8Issue 2 April 1996

Page 86
Image 86
AT&T G3 manual To Choose the Hardware, Type, Distance Hardware Network From PBX Requirements