Nx Networks manual Chapter Introducing the 3000 Series Secure Gateway Router

Chapter 1

Introducing the 3000 Series

Secure Gateway Router

The 3000 Series Secure Gateway Router is a combined voice over packet gateway and network router in a single rack-mountable unit. It is a modular Voice over Internet Protocol (VoIP) unit that secures voice and data using firewalls, encryption, and authentication protocols.

The 3000 Series supports analog voice network connections. It also offers a variety of modules for wide area connectivity to the Internet or corporate networks. For local area connectivity the 3000 Series has a fixed 10BaseT Ethernet connection, and an optional 10BaseT Etherent module.

The 3000 Series is available in two basic versions.

•Data with Analog Voice provides routing of your data along with up to four analog voice lines.

•Data Only provides routing of your data.

This chapter introduces you to your 3000 Series. It has the following sections.

Modules	2
Data and Voice Features	4

3000 Series User Guide 1