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.
Copyright
© 2010 Cisco Systems, Inc. All rights reserved. Printed in the United States of
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
Log in to the DOCSIS Residential Gateway for the First Time .......................................22
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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