NETGEAR CG3000DCR Comcast Router Manual (Setup & Configuration)

There is no better technical help than having the manual of any given product. Fortunately, we are presenting router guide for NETGEAR CG3000DCR Comcast router. If you need help on topics like web panel access for management, router hard reset, parental control settings, band width allocation, changing your router IP or password from default, port forwarding, then reading this guide is a must.

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350 East Plumeria Drive
San Jose, CA 95134
USA
April 2011
202-10842-01
v1.0
Wireless Cable Gateway
CG3000
User Manual
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2
NETGEAR Wireless Cable Gateway CG3000
© 2010 by NETGEAR, Inc. All rights reserved.
No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated
into any language in any form or by any means without the written permission of NETGEAR, Inc.
P/N: Part Number TBD v1.0
Technical Support
When you register your product at
, we can provide you with faster expert
technical support and timely notices of product and software upgrades.
NETGEAR, Inc.
350 East Plumeria Drive
San Jose, CA 95134 USA
E-mail: support@netgear.com
Website:
Phone: 1-888-NETGEAR, for US & Canada only. For other countries, see your Support information card.
Trademarks
NETGEAR, the NETGEAR logo, ProSafe, Smart Wizard, and Auto Uplink are trademarks or registered
trademarks of NETGEAR, Inc. Microsoft, Windows, Windows NT, and Vista are registered trademarks of Microsoft
Corporation. Other brand and product names are registered trademarks or trademarks of their respective holders.
Statement of Conditions
To improve internal design, operational function, and/or reliability, NETGEAR reserves the right to make changes
to the products described in this document without notice. NETGEAR does not assume any liability that may occur
due to the use or application of the product(s) or circuit layout(s) described herein.
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Table of Contents
Chapter 1
Connect to the Internet
Gateway Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Gateway Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Install the Voice Gateway. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Check the Installation Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Cable the Gateway. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Log In to Your Gateway . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Connect to the Internet and VoIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
View the Gateway Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Chapter 2
Wireless Configuration
Set Up Your Wireless Network. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Manually Configure The Wireless Settings. . . . . . . . . . . . . . . . . . . . . . . . .12
WPA or WPA2 Wireless Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
WEP Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Push 'N' Connect (WPS) Wireless Setup . . . . . . . . . . . . . . . . . . . . . . . . . .16
WPS Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Chapter 3
Content Filtering
View or Email Logs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Block Keywords, Sites, and Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Block Keywords and Domains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Chapter 4
Manage Your Network
Gateway Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
MTA Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Signal Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Change Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Back Up and Restore Your Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Diagnostic Ping Utility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Chapter 5
Advanced Settings
Wireless Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Access Control by MAC Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
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NETGEAR Wireless Cable Gateway CG3000
Firewall Rules: Port Blocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Firewall Rules: Port Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Considerations for Port Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
WAN Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Assign a Computer as The DMZ Host . . . . . . . . . . . . . . . . . . . . . . . . . .35
Remove a Computer from Being a DMZ Computer: . . . . . . . . . . . . . . .35
Dynamic DNS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
LAN IP Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Reserving an IP Address for DHCP Use . . . . . . . . . . . . . . . . . . . . . . . .37
Remote Management. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Universal Plug and Play (UPnP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Chapter 6
Troubleshooting
Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Using LEDs to Troubleshoot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Access the Gateway Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Troubleshoot the ISP Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Troubleshoot a TCP/IP Network Using a Ping Utility . . . . . . . . . . . . . . . . .44
Test the LAN Path to Your Gateway . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Test the Path from Your PC to a Remote Device. . . . . . . . . . . . . . . . . .45
Wireless Performance and Gateway Location . . . . . . . . . . . . . . . . . . . . . .45
Appendix A
Technical Specifications
Factory Default Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Technical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Appendix B
Notification of Compliance
Index
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1
1.
Connect to the Internet
This chapter describes how to configure your gateway’s Internet connection and includes these
sections:
Gateway Front Panel
on page
6.
Gateway Rear Panel
on page
7.
Log In to Your Gateway
on page
9.
View the Gateway Status
on page
10.
For information about product features and compatible NETGEAR products, see the NETGEAR
website at
.
For information about the topics covered in this manual, visit the Support website at
For help installing the gateway, see the
Wireless Cable Gateway CG3000 Quick Install Guide
.
Note:
For optimal performance, place the gateway vertically in the stand.
Do not mount this unit to a wall; it is not suitable for wall mounting.