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Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway, Troubleshooting
Models:
CG814WG
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Troubleshooting
Install
Configurable Auto Uplink Ethernet Connection
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Symptom
Choose Settings, and then Control Panel
Resolution
What is
Testing the LAN Path to Your Gateway
A Powerful, True Firewall
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Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
A-6
Troubleshooting
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Contents
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
NETGEAR, Inc
EN 55 022 Declaration of Conformance
Trademarks
Statement of Conditions
Certificate of the Manufacturer/Importer
Voluntary Control Council for Interference VCCI Statement
Technical Support
Page
Chapter
Contents
Chapter
About This Manual
Appendix A
Troubleshooting
Configuring Wireless Security in Windows XP
Appendix B
Contents
Contents
viii
Typographical Conventions
About This Manual
Audience
bold times roman
Special Message Formats
About the CG814WG
A Powerful, True Firewall
Chapter Hardware Overview
Built-in Cable Modem
802.11g Standards-based Wireless Networking
Configurable Auto Uplink Ethernet Connection
Easy Installation and Management
USB Port
Protocol Support
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Visual monitoring
Hardware Overview
What’s in the Box?
The Gateway’s Front Panel
LED Descriptions
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Configuration of the cable interface by your cable service provider
Hardware Overview
The Gateway’s Rear Panel
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Hardware Overview
Chapter Preparing Your Network
Preparing Your Computers for TCP/IP Networking
Configuring Windows 98 SE and Me for TCP/IP Networking
Install or Verify Windows Networking Components
If you need to install a new adapter, follow these steps
Enabling DHCP
Choose Settings, and then Control Panel
Locate your Network Neighborhood icon
Client for Microsoft Network exists Ethernet adapter is present
Verify the following settings as shown
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
TCP/IP is present
Selecting Windows’ Internet Access Method
Verifying TCP/IP Properties
Configuring Windows 2000 or XP for TCP/IP Networking
Install or Verify Windows Networking Components
DHCP Configuration of TCP/IP in Windows XP or
DHCP Configuration of TCP/IP in Windows XP
Locate your Network Neighborhood icon
Click the Properties button to view details about the connection
2-10
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
The TCP/IP details are presented on the Support tab page
Preparing Your Network
DHCP Configuration of TCP/IP in Windows
Verify that the Obtain an IP address
Right click on Local Area Connection and select Properties
The Local Area Connection Properties dialog box appears
Obtain an IP address automatically is selected
Obtain DNS server address automatically is selected
Verifying TCP/IP Properties for Windows XP and
3. Type ipconfig /all
Are Login Protocols Used?
What Is Your Configuration Information?
Verifying the Readiness of Your Internet Account
Obtaining ISP Configuration Information from Your Computer
mail.xxx.yyy.com
Restarting the Network
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
2-18
Preparing Your Network
Appendix A Troubleshooting
Basic Functions
Power LED Not On
Test LED Stays On
Local Link LEDs Not On
Testing the LAN Path to Your Gateway
Troubleshooting the ISP Connection
Troubleshooting a TCP/IP Network Using a Ping Utility
Cable Link LED Not On
Testing the Path from Your PC to a Remote Device
Erasing the Current/Restoring the Factory Configuration
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Troubleshooting
Appendix B Glossary
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Glossary
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Internet Engineering Task Force. An open international community of
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Glossary
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway
Glossary
Appendix C Configuring Wireless Security in Windows XP
What You Will Need Before You Begin
Observe Location and Range Guidelines
Two Basic Operating Modes
CG814WG Default Wireless Configuration Settings
Basic Installation Instructions
For Windows XP Users Installing a CG814WG
Install the CG814WG Wireless Cable Modem Gateway
Configure your CG814WG
Verify wireless connectivity to your network
Wireless Connection Indicators
Interpreting the LED on the CG814WG
Condition
Interpreting System Tray Icon Colors
Color
Description
Solution
Basic Troubleshooting Tips
Symptom
Cause
Appendix D Networks, Routing, and Firewall Basics
Related Publications
Basic Router Concepts
What is a Router?
Routing Information Protocol
IP Addresses and the Internet
The five address classes are Class A
Netmask
Subnet Addressing
Figure D-2 Example of Subnetting a Class B Address
Number of Bits
Table D-1. Netmask Notation Translation Table for One Octet
Table D-2. Netmask Formats
Dotted-Decimal Value
Single IP Address Operation Using NAT
MAC Addresses and Address Resolution Protocol
Figure D-3 Single IP Address Operation Using NAT
Related Documents
Domain Name Server
IP Configuration by DHCP
What is a Firewall?
Internet Security and Firewalls
Uplink Switches and Crossover Cables
Ethernet Cabling
Stateful Packet Inspection
Cable Quality
