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Contents

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Contents

Chapter 1

About This Manual

Audience, Scope, Conventions, and Formats

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

1-1

How to Use This Manual

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

1-2

How to Print this Manual

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

1-3

Chapter 2

Introduction

Key Features of the Router

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

2-1

802.11g Wireless Networking

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

2-2

A Powerful, True Firewall with Content Filtering

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

2-2

Security

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

2-3

Autosensing Ethernet Connections with Auto Uplink

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

2-3

Extensive Protocol Support

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

2-3

Easy Installation and Management

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

2-4

Maintenance and Support

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

2-5

Package Contents

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

2-5

The Router’s Front Panel

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

2-6

The Router’s Rear Panel

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

2-7

Chapter 3

Connecting the Router to the Internet

What You Will Need Before You Begin

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

3-1

Cabling and Computer Hardware Requirements

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

3-1

Computer Network Configuration Requirements

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

3-1

Internet Configuration Requirements

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

3-2

Where Do I Get the Internet Configuration Parameters?

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

3-2

Record Your Internet Connection Information

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

3-3

Connecting the WGT624 v2

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

3-4

Connecting the Wireless Router

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

3-4

PPPoE Smart Wizard-Detected Option

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

3-9

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Telstra Bigpond Cable Smart Wizard-Detected Option

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

3-10

Dynamic IP Smart Wizard-Detected Option

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

3-11

Fixed IP Account Smart Wizard-Detected Option

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

3-11

How to Manually Configure Your Internet Connection

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

3-13

Chapter 4

Wireless Configuration

Observe Performance, Placement, and Range Guidelines

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

4-1

Implement Appropriate Wireless Security

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

4-2

Understanding Wireless Settings

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

4-3

Understanding WEP Authentication and Encryption

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

4-5

Authentication Scheme Selection

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

4-5

Encryption Strength Choices

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

4-6

Default Factory Settings

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

4-6

Before You Change the SSID and WEP Settings

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

4-7

How to Set Up and Test Basic Wireless Connectivity

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

4-8

How to Restrict Wireless Access by MAC Address

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

4-9

How to Configure WEP

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

4-11

Chapter 5

Content Filtering

Blocking Access to Internet Sites

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

5-1

Blocking Access to Internet Services

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

5-2

Scheduling When Blocking Will Be Enforced

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

5-4

Viewing Logs of Web Access or Attempted Web Access

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

5-5

Configuring E-Mail Alert and Web Access Log Notifications

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

5-7

Chapter 6

Maintenance

Viewing Wireless Router Status Information

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

6-1

Viewing a List of Attached Devices

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

6-5

Upgrading the Router Software

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

6-5

Configuration File Management

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

6-6

Restoring and Backing Up the Configuration

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

6-7

Erasing the Configuration

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

6-8

Changing the Administrator Password

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

6-8

Chapter 6

Advanced Configuration

Configuring Port Forwarding to Local Servers

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

7-1

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Adding a Port Forwarding Custom Service

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

7-2

Editing or Deleting a Port Forwarding Entry

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

7-2

Local Web and FTP Server Example

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

7-3

Multiple Computers for Half Life, KALI or Quake III Example

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

7-3

Configuring WAN Setup Options

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

7-4

Using a Dynamic DNS Service

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

7-6

Using LAN IP Setup Options

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

7-7

Using the Router as a DHCP server

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

7-8

Using Address Reservation

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

7-9

How to Configure Static Routes

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

7-10

Enabling Remote Management Access

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

7-12

Using Universal Plug and Play (UPnP)

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

7-13

Chapter 7

Troubleshooting

Basic Functioning

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

8-1

Power LED Not On

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

8-1

LEDs Never Turn Off

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

8-2

Local or Internet Port LEDs Not On

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

8-2

Troubleshooting the Web Configuration Interface

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

8-3

Troubleshooting the ISP Connection

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

8-4

Troubleshooting a TCP/IP Network Using a Ping Utility

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

8-5

Testing the LAN Path to Your Router

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

8-5

Testing the Path from Your PC to a Remote Device

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

8-6

Restoring the Default Configuration and Password

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

8-7

Problems with Date and Time

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

8-7

Appendix A

Technical Specifications

Appendix B

Network, Routing, Firewall, and Basics

Related Publications

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

B-1

Basic Router Concepts

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

B-1

What is a Router?

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

B-1

Routing Information Protocol

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

B-2

IP Addresses and the Internet

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

B-2

Netmask

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

B-4

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Subnet Addressing

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

B-4

Private IP Addresses

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

B-7

Single IP Address Operation Using NAT

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

B-7

MAC Addresses and Address Resolution Protocol

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

B-8

Related Documents

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

B-9

Domain Name Server

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

B-9

IP Configuration by DHCP

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

B-10

Internet Security and Firewalls

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

B-10

What is a Firewall?

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

B-10

Stateful Packet Inspection

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

B-11

Denial of Service Attack

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

B-11

Ethernet Cabling

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

B-11

Category 5 Cable Quality

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

B-12

Inside Twisted Pair Cables

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

B-12

Uplink Switches, Crossover Cables, and MDI/MDIX Switching

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

B-14

Appendix C

Preparing Your Network

Preparing Your Computers for TCP/IP Networking

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

C-1

Configuring Windows 95, 98, and Me for TCP/IP Networking

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

C-2

Install or Verify Windows Networking Components

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

C-2

Enabling DHCP to Automatically Configure TCP/IP Settings

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

C-4

Selecting Windows’ Internet Access Method

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

C-6

Verifying TCP/IP Properties

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

C-6

Configuring Windows NT4, 2000 or XP for IP Networking

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

C-7

Install or Verify Windows Networking Components

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

C-7

DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4

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

C-8

DHCP Configuration of TCP/IP in Windows XP

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

C-8

DHCP Configuration of TCP/IP in Windows 2000

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

C-10

DHCP Configuration of TCP/IP in Windows NT4

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

C-13

Verifying TCP/IP Properties for Windows XP, 2000, and NT4

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

C-15

Configuring the Macintosh for TCP/IP Networking

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

C-16

MacOS 8.6 or 9.x

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

C-16

MacOS X

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

C-16

Verifying TCP/IP Properties for Macintosh Computers

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

C-17

Verifying the Readiness of Your Internet Account

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

C-18