NETGEAR CG814WG manual Information, a block of data, and a checksum

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Hardware Manual for the Model CG814WG Wireless Cable Modem Gateway

packet

A block of information sent over a network. A packet typically contains a

 

source and destination network address, some protocol and length

 

information, a block of data, and a checksum.

PPP

See Point-to-Point Protocol.

Point-to-Point

PPP. A protocol allowing a computer using TCP/IP to connect directly to the

Protocol

Internet.

RFC

Request For Comment. Refers to documents published by the Internet

 

Engineering Task Force (IETF) proposing standard protocols and procedures

 

for the Internet. RFCs can be found at www.ietf.org.

RIP

See Routing Information Protocol.

router

A device that forwards data between networks. An IP router forwards data

 

based on IP source and destination addresses.

Routing Information

A protocol in which routers periodically exchange information with one

Protocol

another so that they can determine minimum distance paths between sources

 

and destinations.

subnet mask

See netmask.

URL

Universal Resource Locator, the global address of documents and other

 

resources on the World Wide Web.

UTP

Unshielded twisted pair. The cable used by 10BASE-T and 100BASE-Tx

 

Ethernet networks.

WAN

See wide area network.

WEP

Wired Equivalent Privacy. WEP is a data encryption protocol for 802.11b and

 

802.11g wireless networks. All wireless nodes and access points on the

 

network are configured with a 64-bit or 128-bit Shared Key for data

 

encryption.

wide area network

WAN. A long distance link used to extend or connect remotely located local

 

area networks. The Internet is a large WAN.

Glossary

B-3

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Contents NETGEAR, Inc Trademarks Voluntary Control Council for Interference Vcci Statement Page Contents Appendix B Contents Vii Viii Contents About This Manual AudienceTypographical Conventions Special Message Formats Chapter Hardware Overview Powerful, True FirewallAbout the CG814WG Built-in Cable ModemConfigurable Auto Uplink Ethernet Connection 802.11g Standards-based Wireless NetworkingEasy Installation and Management USB PortProtocol Support Hardware Overview Gateway’s Front Panel What’s in the Box?USB CG814WG Rear Panel Gateway’s Rear PanelHardware Overview Preparing Your Computers for TCP/IP Networking Chapter Preparing Your NetworkInstall or Verify Windows Networking Components Configuring Windows 98 SE and Me for TCP/IP NetworkingPreparing Your Network Locate your Network Neighborhood icon Enabling DhcpPrimary Network Logon is set to Windows logon Verifying TCP/IP Properties Selecting Windows’ Internet Access MethodConfiguring Windows 2000 or XP for TCP/IP Networking Dhcp Configuration of TCP/IP in Windows XP Dhcp Configuration of TCP/IP in Windows XP orPreparing Your Network TCP/IP details are presented on Support tab Verify that the Obtain an IP address Dhcp Configuration of TCP/IP in WindowsPreparing Your Network Obtain an IP address automatically is selected Verifying TCP/IP Properties for Windows XP Are Login Protocols Used? What Is Your Configuration Information?Verifying the Readiness of Your Internet Account Select the Gateway tab Obtaining ISP Configuration Information from Your ComputerRestarting the Network Preparing Your Network Basic Functions Appendix a TroubleshootingPower LED Not On Test LED Stays OnLocal Link LEDs Not On Troubleshooting a TCP/IP Network Using a Ping Utility Troubleshooting the ISP ConnectionTesting the LAN Path to Your Gateway Cable Link LED Not OnTesting the Path from Your PC to a Remote Device Erasing the Current/Restoring the Factory Configuration Troubleshooting Appendix B Glossary Internet, which are published as RFCs Request for Comment at Information, a block of data, and a checksum Glossary Appendix C Configuring Wireless Security in Windows XP What You Will Need Before You BeginObserve Location and Range Guidelines Two Basic Operating Modes CG814WG Default Wireless Configuration Settings For Windows XP Users Installing a CG814WG Basic Installation InstructionsInstall the CG814WG Wireless Cable Modem Gateway Configure your CG814WG Verify wireless connectivity to your network Interpreting the LED on the CG814WG Wireless Connection IndicatorsColor Condition Description Interpreting System Tray Icon ColorsBasic Troubleshooting Tips Related Publications Basic Router Concepts Appendix D Networks, Routing, and Firewall BasicsWhat is a Router? Routing Information ProtocolIP Addresses and the Internet Figure D-1 Three Main Address Classes Equals NetmaskFigure D-2 Example of Subnetting a Class B Address Subnet AddressingTable D-1. Netmask Notation Translation Table for One Octet Single IP Address Operation Using NAT Figure D-3 Single IP Address Operation Using NAT MAC Addresses and Address Resolution ProtocolDomain Name Server Related DocumentsIP Configuration by Dhcp What is a Firewall?Internet Security and Firewalls Uplink Switches and Crossover Cables Ethernet CablingStateful Packet Inspection Cable Quality