Introduction 1-1

Chapter 1

Introduction

Overview

The Netopia 4522 T1 Router is a full-featured, stand-alone T1 router for connecting diverse local area networks (LANs) to the Internet and other remote networks. The Netopia 4522 T1 Router uses a high performance T1 line to provide your whole network with a high-speed connection to the outside world.

This section covers the following topics:

■“Features and Capabilities” on page 1-1

■“How to Use this Guide” on page 1-2

Features and Capabilities

The Netopia 4522 T1 Router provides the following features:

■Integrated T1 CSU/DSU for fractional or full T1 data service

■Permanent connection to the Internet or remote sites at up to T1 speeds (1.54 Mbps)

■Wire-speed routing (up to 1.54 Mbps) for all packet sizes

■Supports all major T1 deployment models, including ATM, HDLC, Frame Relay, PPP, and PPP over Frame Relay

■DS0 auto-detection for channelized T1 deployments

■A single 10/100BaseT Ethernet port connects easily to an existing LAN environment

■Business-class routing features, such as RIP1, RIP2, static routes, and support for multiple subnets on the

LAN

■Network Address Translation (NAT), NAPT, and MultiNAT for flexible use of IP addresses and server hosting

■DHCP client, server, and relay agent for scalable deployment and private IP address management

■Various QoS parameters, including ATM: UBR and CBR; IP: TOS bit prioritization

■High availability solutions via LAN connected back-up default gateway router or dial-back via a modem connected to the console port

■Built-in firewall, packet filtering on source/destination address, service, and protocol; up to 255 rules in up to 8 filter sets

■IPSec VPN Gateway, supporting DES, 3DES encryption, along with IKE or manual key management

■PPTP VPN Gateway, supporting client or server termination

■Up to 15 IPSec or PPTP VPN security associations (tunnels)

■Menu-driven interface via Telnet

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Netopia 4522 T1 manual Chapter Introduction, Overview, Features and Capabilities
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4522 T1 specifications

The Netopia 4522 T1 is a robust modem designed primarily for businesses that demand reliable and efficient internet connectivity. This device is part of the Netopia series, which is renowned for its advanced features and dependable performance in various networking environments.

One of the main characteristics of the Netopia 4522 T1 is its support for T1 line connectivity, a dedicated leased line that offers stable and consistent internet service. T1 lines can transfer data at a speed of 1.544 Mbps, making it an ideal choice for businesses that require stable upload and download speeds to handle activities like video conferencing, online transactions, and large file transfers.

A key feature of the Netopia 4522 T1 is its built-in routing capabilities. It includes a powerful integrated router, allowing users to connect multiple devices over a single T1 connection. This feature is essential for small to medium-sized businesses that utilize multiple workstations, ensuring that all devices can access the internet simultaneously without compromising speed or reliability.

In terms of security, the Netopia 4522 T1 incorporates essential firewall features, including NAT (Network Address Translation) and DHCP (Dynamic Host Configuration Protocol) server capabilities. These functionalities help protect the network from potential external threats and efficiently manage IP address allocation for connected devices.

The device also supports advanced network management features, including Quality of Service (QoS). This technology prioritizes critical applications and ensures that they receive the necessary bandwidth, preventing latency during peak usage times.

Additionally, the Netopia 4522 T1 is designed for easy installation and management. With a user-friendly web interface, administrators can configure settings, monitor performance, and troubleshoot issues quickly. This ease of use is particularly beneficial for businesses that may not have dedicated IT staff.

Overall, the Netopia 4522 T1 is a reliable choice for organizations that require a dedicated internet connection with strong performance, security, and user-friendly management options. Its combination of T1 technology and integrated routing capabilities makes it a valuable asset for businesses looking to enhance their online connectivity and maintain productivity.
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