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1. Introduction
The NAD (Network Access Device) is designed for connection of 3
services equipment to any Telco network for within a corporate business site. The NAD
normally includes dedicated xDSL, FTTx or xG wireless network gateway equipment that
operates independently from the business network and is managed and supported by
the Building Services ISP ( ALARMNZ). This provides full network isolation from
contractors equipment (Fig. 1), however can utilizes the same structured cabling within
the business site. Those contractor services maybe, however are no limited to:
Fire & Sprinkler Systems
Security and Access Control Systems
Refrigeration and HVAC Systems
Audio & Visual Displays
Emergency Telephones
Elevator Alarms
ATM
General Vending Machines
UPS & Power Generator Sets
CCTV
Lighting And Energy Monitoring
Fig. 1
26 February 2014
Copyright Alarm New Zealand Ltd 2012
The Quality Leader
NAD Installation Manual
rd
party broadband
Page - 4 -
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