NETGEAR CG814WH User Manual
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NETGEAR CG814WH User Manual

NETGEAR CG814WH User Manual

Wireless cable modem gateway
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NETGEAR CG814WH
Wireless Cable Modem Gateway
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NETGEAR CG814WH Wireless Cable Modem Gateway

User Guide

COPYRIGHT & TRADEMARKS
Copyright 2002 NETGEAR, All Rights Reserved. Microsoft,
Windows, and the Windows logo are registered trademarks
of Microsoft Corporation. All other trademarks and brand
names are the property of their respective proprietors.
FCC STATEMENT
The NETGEAR CG814WH has been tested and complies
with the specifications for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interface in a
residential installation. This equipment generates, uses, and
can radio frequency energy and, if not installed and used
according to the instructions, may cause harmful interference
to radio communications. However, there is no guarantee
that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or
television reception, which is found by turning the equipment
off and on, the user is encouraged to try to correct the
interference by one or more of the following measure:
• Reorient or relocate the receiving antenna
• Increase the separation between the equipment of devices
• Connect the equipment to an outlet other than the receiver
• Consult a dealer or an experienced radio/TV technician for
assistance

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Summary of Contents for NETGEAR CG814WH

  • Page 1: User Guide

    FCC STATEMENT The NETGEAR CG814WH has been tested and complies with the specifications for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interface in a residential installation.

  • Page 2: Chapter 1: Introduction

    Now your entire wireless network can enjoy blazing broadband Internet connections supported by its robust switched backbone. With the dual-function speed and power of the NETGEAR CG814WH, your network will take off at speeds faster than you ever imagined possible. Software Features DOCSIS Features Cable Modem (CM) is 1.0 and 1.1 upgradeable...
  • Page 3 NETGEAR CG814WH Wireless Cable Modem Gateway Wireless Features Supports at least one beacon/DTIM interval of within the range 20-1000κμs Supports reception of fragmented packets Supports reception of RTS and generation of CTS Firewall Features Stateful Packet Inspection against both Denial of Service and...
  • Page 4 NETGEAR CG814WH Wireless Cable Modem Gateway Ø FTP Ø IRC Ø H.323 Ø Quake Ø Blizzard games Ø Chat ALG Ø Real Audio/Video Ø CUSEEME Ø Netmeeting Ø MS Games but not with game zone Ø DIABOLO II Ø Activision Games Ø...

  • Page 6: Chapter 2: Using The Netgear Cg814Wh

    NETGEAR CG814WH Wireless Cable Modem Gateway Chapter 2: Using the NETGEAR CG814WH All interface and status LEDs are provided on the front panel. The power connectors, signal connectors, and Restore Factory Defaults/Reboot button are on the rear panel. The Restore factory settings Button Briefly pressing the Reset Button will clear all of the Gateway’s data and...

  • Page 7: Chapter 3: Connect The Gateway

    NETGEAR CG814WH Wireless Cable Modem Gateway Chapter 3: Connect the Gateway Overview Unlike a simple hub or switch, the Gateway’s setup consists of more than simply plugging hardware together. You will have to configure your networked PCs to accept the IP addresses that the Gateway assigns them (if applicable), and you will also have to configure the Gateway with setting(s) provided by your Internet Service Provider (ISP).
  • Page 8 NETGEAR CG814WH Wireless Cable Modem Gateway goes through its self-diagnostic test. The LED will turn off when the self-test is complete. 5. Power on the network devices that connected to the NETGEAR CG814WH. The Hardware Installation is complete. Continue to the next page to...

  • Page 9: Chapter 4: Configure Your Pcs

    NETGEAR CG814WH Wireless Cable Modem Gateway Chapter 4: Configure Your PCs Overview The instructions in this chapter will help you configure each of your computer to be able to communicate with the Gateway. To do this, you need to configure your PC’s network settings to obtain an IP (or TCP/IP) address automatically (called DHCP).
  • Page 10 NETGEAR CG814WH Wireless Cable Modem Gateway adapter. Do not choose a TCP/IP entry whose name mentions DUN, PPPoE, VPN, or AOL. If the work TCP/IP appears by itself, select that line. (If there is no TCP/IP line listed, refer to “Appendix C: Installing the TCP/IP Protocol.) Click the Properties button.

  • Page 11: Configuring Windows 2000 Pcs

    NETGEAR CG814WH Wireless Cable Modem Gateway 4. Now click the Gateway tab to ensure that the Installed Gateway field is left blank. Click the OK button. 5. Click the OK button again. Windows may ask you for the original Windows installation disk or additional files.

  • Page 12: Configuring Windows Xp Pcs

    NETGEAR CG814WH Wireless Cable Modem Gateway adapter (usually it is the first Local Area Connection listed). Double-click the Local Area Connection. Click the Properties button. 3. Select Internet Protocol (TCP/IP), and click the Properties button. 4. Select Obtain an IP address automatically. Once the new window appears, click the OK button.

  • Page 13: Appendix A: Troubleshooting

    Common Problems and Solutions This section provides possible solutions to problems regarding the installation and operation of the NETGEAR CG814WH. If your situation is described here, the problem should be solved by applying the corresponding solution. If you can’t find an answer here, please contact with your local dealer.
  • Page 14 NETGEAR CG814WH Wireless Cable Modem Gateway Enter the Host and Domain names (e.g., Johnson for Host and home for Domain). Enter the DNS entry provided by your ISP. If your ISP has not provided the DNS IP address, contact your ISP to get that information or go to its website for the information.
  • Page 15 NETGEAR CG814WH Wireless Cable Modem Gateway D. Select Specify an IP address, and enter a unique IP address that is not used by any other computer on the network connected to the Gateway. You can only use an IP address in the ranges 192.168.100.2 to 192.168.100.9 and 192.168.100.42 to 192.168.100.254.
  • Page 16 A. Check your TCP/IP settings. For Windows 98 and ME: Refer to the “Configuring Your PCs to Connect to the NETGEAR CG814WH” section of “Connecting the NETGEAR CG814WH to Your Network”. Make sure Obtain IP address automatically is selected in the settings.
  • Page 17 NETGEAR CG814WH Wireless Cable Modem Gateway • In the This connection uses the following items box, highlight Internet Protocol (TCP/IP), and click the Properties button. Make sure that Obtain an IP address automatically and Obtain DNS server address automatically are selected.
  • Page 18 NETGEAR CG814WH Wireless Cable Modem Gateway computer to verify that your original computer is not the cause of the problem. E. In the command prompt, type ping www.yahoo.com and press the Enter key. • If you get a reply, the computer is connected the Internet. If you can not open a web page, try the ping command from a different computer to verify that your original computer is not the cause of the problem.
  • Page 19 NETGEAR CG814WH Wireless Cable Modem Gateway pop-up windows (for PPPoE users).” 5. I need to set up a server behind my Gateway. To use a server like a web, ftp, or mail server, you need to know the respective port numbers they are using. For example, port 80 (HTTP) is used for web, port 21 (FTP) is used for FTP, and port 25 (SMTP outgoing) and port 110 (POP3 incoming) are used for the mail server.
  • Page 20 NETGEAR CG814WH Wireless Cable Modem Gateway C. Check the protocol you will be using, TCP, UDP or Both. D. Enter the IP address of the PC or network device that you want the port server to go to. For example, if the web server’s Ethernet adapter IP address is 192.168.100.2, you would enter 2 in the field provided.
  • Page 21 NETGEAR CG814WH Wireless Cable Modem Gateway address of the Gateway. Enter the default password admin, and then go to Basic => Security page. B. Enter a different password in the Password field, and enter the same password in the second field to confirm the password.
  • Page 22 NETGEAR CG814WH Wireless Cable Modem Gateway application uses. Follow these steps: A. To connect to the Gateway, go to the web browser, and enter http://192.168.100.1 or the IP address of the Gateway. B. Enter the password, if asked. (The default password is admin.) C.
  • Page 23 NETGEAR CG814WH Wireless Cable Modem Gateway and the Connection tab. Make sure that Internet Explorer is set to Never dial a connection. For Netscape Navigator, click Edit, Preferences, Advanced, and Proxy. Make sure that Netscape Navigator is set to Direct connection to the Internet.

  • Page 24: Frequently Asked Questions

    NETGEAR CG814WH Wireless Cable Modem Gateway Frequently Asked Questions What is the maximum number of IP addresses that the Gateway will support? The Gateway will support up to 253 IP addresses. Is IPSec Pass-Through supported by the Gateway? Yes, it is a build-in feature that the Gateway automatically enables.
  • Page 25 NETGEAR CG814WH Wireless Cable Modem Gateway (to match the mapped port above) and ServerName to the IP assigned to the Gateway from your ISP. Can multiple gamers on the LAN get on one game server and play simultaneously with just one public IP address? It depends on which network game or what kind of game server you are using.
  • Page 26 NETGEAR CG814WH Wireless Cable Modem Gateway Internet Explorer, click Tools, Internet Options, and then the Connection tab. Make sure that Internet Explorer is set to Never dial a connection. For Netscape Navigator, click Edit, Preferences, Advanced, and Proxy. Make sure that Netscape Navigator is set to Direct connection to the Internet.

  • Page 27: Appendix B: Glossary

    NETGEAR CG814WH Wireless Cable Modem Gateway Appendix B: Glossary 10BaseT – An Ethernet standard that uses twisted wire pairs. 100BaseTX – IEEE physical layer specification for 100 Mbps over two pairs of Category 5 UTP or STP wire. Adapter – Printed circuit board that plugs into a PC to add to capabilities or connectivity to a PC.
  • Page 28 NETGEAR CG814WH Wireless Cable Modem Gateway new IP address must be entered. DHCP lets a network administrator supervise and distribute IP addresses from a central point and automatically sends a new IP address when a computer is plugged into a different place in the network.
  • Page 29 NETGEAR CG814WH Wireless Cable Modem Gateway devices that serve multiple users, such as servers and printers, are usually assigned static IP address. Ethernet – IEEE standard network protocol that specifies how data is placed on and retrieved from a common transmission medium. Has a transfer rate of 10 Mbps.
  • Page 30 NETGEAR CG814WH Wireless Cable Modem Gateway Gateway – A device that interconnects networks with different, incompatible communications protocols. Hub – The device that serves as the central location for attaching wires from workstations. Can be passive, where there is no amplification of the signals; or active, where the hubs are used like repeaters to provide an extension of the cable that connects to a workstation.
  • Page 31 NETGEAR CG814WH Wireless Cable Modem Gateway and companies access to the Internet and other related services such as Web site building and virtual hosting. LAN – A local area network (LAN) is a group of computers and associated devices that share a common communications line and typically share the resources of a single processor or server within a small geographic area (for example, within an office building).
  • Page 32 NETGEAR CG814WH Wireless Cable Modem Gateway provides authentication (username and password) in addition to data transport. A PPPoE session can be initiated by either a client application residing on a PC, or by client firmware residing on a modem or router.
  • Page 33 NETGEAR CG814WH Wireless Cable Modem Gateway Switch – 1. A data switch connects computing devices to host computers, allowing a large number of devices to share a limited number of ports. 2. A device for making, breaking, or changing the connections in an electrical circuit.
  • Page 34 NETGEAR CG814WH Wireless Cable Modem Gateway electromagnetic induction between pairs of wires, two insulated copper wires are twisted around each other. Each signal on twisted pair requires both wires. Since some telephone sets or desktop locations require multiple connections, twisted pair is sometimes installed in two or more pairs, all within a single cable.

  • Page 35: Appendix C: Installing The Tcp/Ip

    NETGEAR CG814WH Wireless Cable Modem Gateway Appendix C: Installing the TCP/IP Protocol Follow these instructions to install the TCP/IP protocol on one of your PCs only after a network card has been successfully installed inside the PC. These instructions are for Windows 95, Windows 98, and Windows Me. For TCP/IP setup under Windows NT, 2000, and XP, see your Windows documentation.
  • Page 36 NETGEAR CG814WH Wireless Cable Modem Gateway 4. Double-click on Protocol. 5. Highlight Microsoft under the list of manufacturers. 6. Find and double-click TCP/IP in the list to the right (see Figure D-2). Figure D-2 7. After a few seconds, the main Network window will appear. The TCP/IP...
  • Page 37 NETGEAR CG814WH Wireless Cable Modem Gateway Figure D-3 8. Click the OK button. Windows may ask for original Windows installation files. Supply them as needed, e.g., c:\windows\options\cabs, D:\win98, D:\win95, D:\win9x. 9. Windows will ask you to restart the PC. Click the Yes button.

  • Page 38: Appendix D: Finding The Mac Address And Ip Address For Your Ethernet

    NETGEAR CG814WH Wireless Cable Modem Gateway Appendix D: Finding the MAC Address and IP Address for Your Ethernet Adapter This section describes how to find the MAC address for your Ethernet adapter. You can also find the IP address of your computer’s Ethernet adapter. The IP address is used for filtering, forwarding, and DMZ.
  • Page 39 NETGEAR CG814WH Wireless Cable Modem Gateway 3. Write down the Adapter Address as shown on your computer screen (see Figure E-3). This is the MAC address for your Ethernet adapter and will be shown as a series of numbers and letters.
  • Page 40 NETGEAR CG814WH Wireless Cable Modem Gateway For Windows NT, 2000, and XP: The following steps show an alternative way of obtaining the MAC address and IP address for your Ethernet adapter. 1. Click on Start and Run. In the Open field, enter cmd. Press the Enter key or click the OK button.

  • Page 41: Appendix E: Specfications

    NETGEAR CG814WH Wireless Cable Modem Gateway Appendix E: Specfications Cable Interface F type female 75ohm 4 10/100 BASE-T 1 USB 1.1 Connector Type B 1 IEEE 802.11b (2.4 GHz Unlicensed ISM radio band) 140 MHz MIPS32-ISA SDRAM 16Mb 16Mb Flash ROM...

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