Cisco DPC2420 User manual

4021194 Rev A

Cisco Model DPC2420 and EPC2420

Wireless Residential Gateway with

Embedded Digital Voice Adapter

User Guide

Please Read

Important

Please read this entire guide. If this guide provides installation or operation

instructions, give particular attention to all safety statements included in this guide.

Notices

Trademark Acknowledgments

Cisco, Cisco Systems, the Cisco logo, and the Cisco Systems logo are registered

trademarks or trademarks of Cisco Systems, Inc. and/or its affiliates in the U.S.

and certain other countries.

DOCSIS is a registered trademark of Cable Television Laboratories, Inc.

EuroDOCSIS, EuroPacketCable, and PacketCable are trademarks of Cable

Television Laboratories, Inc.

Wi-Fi Protected Setup is a trademark of the Wi-Fi Alliance.

All other trademarks mentioned in this document are the property of their respective

owners.

Publication Disclaimer

Cisco Systems, Inc. assumes no responsibility for errors or omissions that may

appear in this publication. We reserve the right to change this publication at any

time without notice. This document is not to be construed as conferring by

implication, estoppel, or otherwise any license or right under any copyright or

patent, whether or not the use of any information in this document employs an

invention claimed in any existing or later issued patent.

Software and Firmware Use

The software described in this document is protected by copyright law and

furnished to you under a license agreement. You may only use or copy this software

in accordance with the terms of your license agreement.

The firmware in this equipment is protected by copyright law. You may only use the

firmware in the equipment in which it is provided. Any reproduction or distribution

of this firmware, or any portion of it, without our express written consent is

prohibited.

America.

Information in this publication is subject to change without notice. No part of this

publication may be reproduced or transmitted in any form, by photocopy,

microfilm, xerography, or any other means, or incorporated into any information

retrieval system, electronic or mechanical, for any purpose, without the express

permission of Cisco Systems, Inc.

Notice to Installers

The servicing instructions in this notice are for use by qualified service personnel only. To reduce the

risk of electric shock, do not perform any servicing other than that contained in the operating

instructions, unless you are qualified to do so.

Notice à l’attention des installateurs de réseaux câblés

Les instructions relatives aux interventions d’entretien, fournies dans la présente notice, s’adressent

exclusivement au personnel technique qualifié. Pour réduire les risques de chocs électriques, n’effectuer

aucune intervention autre que celles décrites dans le mode d'emploi et les instructions relatives au

fonctionnement, à moins que vous ne soyez qualifié pour ce faire.

Mitteilung für CATV-Techniker

Die in dieser Mitteilung aufgeführten Wartungsanweisungen sind ausschließlich für qualifiziertes

Fachpersonal bestimmt. Um die Gefahr eines elektrischen Schlags zu reduzieren, sollten Sie keine

Wartungsarbeiten durchführen, die nicht ausdrücklich in der Bedienungsanleitung aufgeführt sind,

außer Sie sind zur Durchführung solcher Arbeiten qualifiziert.

Aviso a los instaladores de sistemas CATV

Las instrucciones de reparación contenidas en el presente aviso son para uso exclusivo por parte de

personal de mantenimiento cualificado. Con el fin de reducir el riesgo de descarga eléctrica, no realice

ninguna otra operación de reparación distinta a las contenidas en las instrucciones de funcionamiento, a

menos que posea la cualificación necesaria para hacerlo.

20080814_Installer820_Intl

4021194 Rev A iii

Contents

IMPORTANT SAFETY INSTRUCTIONS v

United States FCC Compliance viii

CE Compliance x

About This Guide xiii

Chapter 1 Introducing the DOCSIS Residential Gateway 1

Introduction .............................................................................................................................. 2

What's In the Carton? .............................................................................................................. 3

Front Panel Description .......................................................................................................... 4

Back Panel Description............................................................................................................ 5

Chapter 2 Installing the DOCSIS Residential Gateway 7

Installation Preparations......................................................................................................... 8

Install the Residential Gateway ........................................................................................... 17

Chapter 3 Configuring the DOCSIS Residential Gateway 21

Configure Basic Settings ....................................................................................................... 25

Configure Advanced Settings .............................................................................................. 45

Configure Firewall Settings.................................................................................................. 67

Configure Parental Control Settings ...................................................................................71

Configure Wireless Settings ................................................................................................. 80

Chapter 4 Operation of Front Panel Indicators 95

Initial Power Up, Calibration, and Registration (AC Power applied)............................96

Normal Operations (AC Power Applied) .......................................................................... 98

Special Conditions ................................................................................................................. 99

Contents

iv 4021194 Rev A

Chapter 5 Troubleshooting the DOCSIS Residential Gateway 101

Frequently Asked Questions.............................................................................................. 102

Common Troubleshooting Issues...................................................................................... 108

Tips for Improved Performance ........................................................................................110

Chapter 6 Customer Information 111

Customer Support................................................................................................................ 112

Index 115

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