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Blocking Keywords, Sites, and Services

........................................................................

3-2

Blocking Keywords and Domains

.............................................................................

3-2

Services

..........................................................................................................................

3-4

Port Forwarding

..............................................................................................................

3-5

Adding a Custom Rule

.............................................................................................

3-6

Chapter 4

Managing Your Network

Viewing the Modem Status

.............................................................................................

4-1

Viewing the Connection Status

.......................................................................................

4-4

Backing Up and Restoring Your Settings

........................................................................

4-5

Changing the Built-In Password

.....................................................................................

4-6

Running Diagnostic Utilities

............................................................................................

4-7

Testing Connectivity with the Ping Command

..........................................................

4-8

Traceroute

................................................................................................................

4-9

Viewing the Event Log

..................................................................................................

4-10

Chapter 5

Customizing Your Network

DMZ Host

.......................................................................................................................

5-1

LAN IP Setup

..................................................................................................................

5-2

Reserving an IP Address for DHCP Use

..................................................................

5-4

Configuring Universal Plug and Play (UPnP)

.................................................................

5-5

NAT

.................................................................................................................................

5-6

Chapter 6

Troubleshooting

Basic Functions

..............................................................................................................

6-1

Using LEDs to Troubleshoot

....................................................................................

6-2

Connecting to the Gateway’s Main Menu

.......................................................................

6-3

Troubleshooting the ISP Connection

..............................................................................

6-4

Troubleshooting a TCP/IP Network Using a Ping Utility

.................................................

6-4

Testing the LAN Path to Your Gateway

....................................................................

6-4

Testing the Path from Your PC to a Remote Device

................................................

6-5

Appendix A

Default Settings and Technical Specifications

Factory Default Settings

................................................................................................

A-1

Technical Specifications

.................................................................................................

A-2

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Appendix B

Related Documents

Index

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About This Manual

The

NETGEAR

®

Wireless Cable Modem Gateway CG3000 User Manual

describes how to install,

configure and troubleshoot the Wireless Cable Voice Gateway . The information in this manual is

intended for readers with intermediate computer and Internet skills.

Conventions, Formats, and Scope

The conventions, formats, and scope of this manual are described in the following paragraphs:

•

Typographical Conventions

.

This manual uses the following typographical conventions::

Italic

Emphasis, books, CDs, file and server names, extensions

Bold

User input, IP addresses, GUI screen text

Fixed

Command prompt, code

italic

URL links

•

Formats

.

This manual uses the following formats to highlight special messages:

Tip:

This format is used to highlight a procedure that will save time or resources.

Warning:

Ignoring this type of note may result in a malfunction or damage to the

equipment.

Note:

This format is used to highlight information of importance or special interest.

Wireless Cable Voice Gateway CG3000/CG3100 User Manual

x

v1.0, July 2009

•

Scope

.

This manual is written for the Voice Gateway according to these specifications:

Product Version

Wireless Cable Voice Gateway

Manual Publication Date

July 2009

For more information about network, Internet, firewall, and VPN technologies, see the links to the

NETGEAR website in

Appendix B, “Related Documents

.”

Note:

Product updates are available on the NETGEAR, Inc. website at

.

How to Print This Manual

To print this manual, your computer must have the free Adobe Acrobat reader installed in order to

view and print PDF files. The Acrobat reader is available on the Adobe Web site at

.

Tip:

If your printer supports printing two pages on a single sheet of paper, you can

save paper and printer ink by selecting this feature.

Revision History

Part Number

Version

Number

Date

Description

202-

1.0

July 2009

Original publication