Netgear CG814M Hardware Manual - Page 7

Contents

vii

Basic Router Concepts

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D-1

What is a Router?

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D-2

Routing Information Protocol

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D-2

IP Addresses and the Internet

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D-2

Netmask

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D-4

Subnet Addressing

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D-5

Single IP Address Operation Using NAT

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D-7

MAC Addresses and Address Resolution Protocol

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D-8

Related Documents

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D-9

Domain Name Server

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D-9

IP Configuration by DHCP

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D-10

Internet Security and Firewalls

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D-10

What is a Firewall?

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D-10

Stateful Packet Inspection

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D-11

Ethernet Cabling

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D-11

Uplink Switches and Crossover Cables

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D-11

Cable Quality

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D-12

Section	Page
Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway	1
Contents	5
About This Manual	9
Audience	9
Typographical Conventions	9
Special Message Formats	10
Chapter 1 Hardware Overview	11
About the CG814WG	11
Built-in Cable Modem	11
A Powerful, True Firewall	11
802.11g Standards-based Wireless Networking	12
Configurable Auto Uplink™ Ethernet Connection	12
USB Port	13
Protocol Support	13
Easy Installation and Management	13
What’s in the Box?	15
The Gateway’s Front Panel	15
The Gateway’s Rear Panel	17
Chapter 2 Preparing Your Network	19
Preparing Your Computers for TCP/IP Networking	19
Configuring Windows 98 SE and Me for TCP/IP Networking	20
Install or Verify Windows Networking Components	20
Enabling DHCP	22
Selecting Windows’ Internet Access Method	24
Verifying TCP/IP Properties	24
Configuring Windows 2000 or XP for TCP/IP Networking	25
Install or Verify Windows Networking Components	25
DHCP Configuration of TCP/IP in Windows XP or 2000	26
DHCP Configuration of TCP/IP in Windows XP	26
DHCP Configuration of TCP/IP in Windows 2000	29
Verifying TCP/IP Properties for Windows XP and 2000	32
Verifying the Readiness of Your Internet Account	33
Are Login Protocols Used?	33
What Is Your Configuration Information?	33
Obtaining ISP Configuration Information from Your Computer	34
Restarting the Network	35
Appendix A Troubleshooting	37
Basic Functions	37
Power LED Not On	38
Test LED Stays On	38
Local Link LEDs Not On	38
Cable Link LED Not On	39
Troubleshooting the ISP Connection	39
Troubleshooting a TCP/IP Network Using a Ping Utility	39
Testing the LAN Path to Your Gateway	39
Testing the Path from Your PC to a Remote Device	40
Erasing the Current/Restoring the Factory Configuration	41
Appendix B Glossary	43
Appendix C Configuring Wireless Security in Windows XP	47
What You Will Need Before You Begin	47
Observe Location and Range Guidelines	47
Two Basic Operating Modes	48
CG814WG Default Wireless Configuration Settings	49
Basic Installation Instructions	50
For Windows XP Users Installing a CG814WG	50
Wireless Connection Indicators	54
Interpreting the LED on the CG814WG	54
Interpreting System Tray Icon Colors	55
Basic Troubleshooting Tips	56
Appendix D Networks, Routing, and Firewall Basics	57
Related Publications	57
Basic Router Concepts	57
What is a Router?	58
Routing Information Protocol	58
IP Addresses and the Internet	58
Netmask	60
Subnet Addressing	61
Single IP Address Operation Using NAT	63
MAC Addresses and Address Resolution Protocol	64
Related Documents	65
Domain Name Server	65
IP Configuration by DHCP	66
Internet Security and Firewalls	66
What is a Firewall?	66
Stateful Packet Inspection	67
Ethernet Cabling	67
Uplink Switches and Crossover Cables	67

Netgear CG814M Hardware Manual - Page 7

Single IP Address Operation Using NAT, MAC Addresses and Address Resolution Protocol - router

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