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Chapter 1 Introduction
NortelNetworks 5399 Access Switch HardwareInstallation Guide
VMS hosts (using LAT)
IBM hosts (using TN3270)
Model 5399 Description
The Model 5399 is a WideArea Network server capable of supporting
domestic ISDN, European ISDN, channelized T1, channelized E1, and
otherchannelized protocols. The Model5399 can house up to 62 modems
to providethe flexibility of terminating calls originated by analog
modems, terminal adapters, and routers.
TheModel 5399 Remote Access Concentrator module occupies one slot
in a System5000 chassis.
Module Features
Processors The module utilizes three 80486 DX2 clock-doubled processors,
operatingat64MHz.
WANI nterfaces These interfaces resideon the module and are accessible via an RJ48C
connector on the front panel. Each WANinterface is controlled by one
of the80486 DX2 processors, which also controls the internal modems.
TheWANinterfaces can accept channelized T1,channelized E1, or ISDN
PRI lines.
Memory Themodule has 8 megabytes of main DRAM. An additional4 megabytes
of DRAM is provided for each WANinterface controller.
FlashMemory The module is equipped with 2 megabytes of Flash memory for image
storage.
The Remote Access Concentratorsupports Windows NT®host
tools. Remote Annex Server Toolsfor Windows NT®allows
youto boot and configure the Remote Access Concentrator on a
WindowsNT®network. For more information, refer to the
Remote Annex Server Toolsfor Windows NT®User Guide.