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Contents

Wireless Cable Modem Gateway CGD24G User Manual

About This Manual

Conventions, Formats and Scope

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

xi

How to Use This Manual

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

xii

How to Print this Manual

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

xii

Revision History

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

xiv

Chapter 1

Connecting the Gateway to the Internet

Package Contents

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

1-1

Router Front Panel

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

1-2

Router Rear Panel

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

1-3

Router Side Panel

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

1-3

What You Need Before You Begin

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

1-4

Hardware Requirements

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

1-4

LAN Configuration Requirements

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

1-4

Internet Configuration Requirements

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

1-4

Connecting the CGD24G Gateway

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

1-5

Installation

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

1-5

Configuring the Basic Settings

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

1-9

Chapter 2

Wireless Configuration

Planning Your Wireless Network

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

2-1

Wireless Placement and Range Guidelines

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

2-2

Wireless Security Options

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

2-3

Manually Configuring Your Wireless Settings and Security

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

2-3

Configuring WEP (Wired Equivalent Privacy) Wireless Security

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

2-6

Configuring WPA or WPA2 Wireless Security

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

2-8

Using Push 'N' Connect (WPS) to Configure Your Wireless Network and Security

.....

2-10

Using a WPS Button to Add a WPS Client

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

2-11

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Using a PIN Entry to Add a WPS Client

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

2-12

Connecting Additional Wireless Client Devices

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

2-14

Adding Just WPS Clients

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

2-14

Adding Both WPS and Non-WPS Clients

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

2-14

Wireless Guest Networks

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

2-15

How to Configure a Wireless Guest Network

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

2-15

How to Configure Wireless Security for a Wireless Guest Network

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

2-17

Configuring Wi-Fi Multimedia

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

2-19

Turning on Access Control to Restrict Access by MAC Address

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

2-21

Chapter 3

Content Filtering and Firewall Rules

Configuring Logs

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

3-1

Blocking Keywords, Sites, and Services

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

3-2

Blocking Keywords and Domains

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

3-2

Blocking Services

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

3-4

Firewall Rules—Port Forwarding and Port Blocking

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

3-5

Configuring Port Forwarding

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

3-6

Configuring Port Blocking

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

3-8

Chapter 4

Managing Your Network

Viewing the Gateway Status

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

4-1

Viewing the Connection Status

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

4-3

Changing the Built-In Password

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

4-4

Resetting to Factory Default Settings

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

4-5

Backing Up and Restoring Your Settings

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

4-5

Viewing the Event Log

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

4-6

Running Diagnostic Utilities

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

4-7

Chapter 5

Customizing Your Network

Configuring Dynamic DNS

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

5-1

Configuring RIP

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

5-3

Restricting Access by MAC Address

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

5-5

Configuring Port Triggering

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

5-7

Setting Up a DMZ Host

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

5-9

LAN IP Settings

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

5-10

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Reserving an IP Address for DHCP Use

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

5-11

Enabling Remote Management

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

5-12

Reverting to Factory Default Setting

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

5-13

Managing the URL to Connect to The Gateway

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

5-14

Configuring Universal Plug and Play (UPnP)

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

5-14

Chapter 5

Troubleshooting

Basic Functions

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

5-1

Using LEDs to Troubleshoot

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

5-2

Connecting to the Gateway’s Main Menu

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

5-3

Troubleshooting the ISP Connection

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

5-4

Troubleshooting a TCP/IP Network Using a Ping Utility

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

5-4

Testing the LAN Path to Your Gateway

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

5-4

Testing the Path from Your PC to a Remote Device

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

5-5

Appendix A

Technical Specifications and Factory Default Settings

Technical Specifications

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

A-1

Factory Default Settings

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

A-2

Appendix B

Related Documents

Index

Wireless Cable Modem Gateway CGD24G User Manual

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Contents

v1.1, May 2009