NETGEAR Wireless Router Setup Manual NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Version 1.0 December 2004 December 2004 © 2004 by NETGEAR, Inc. All rights reserved. December 2004. Trademarks NETGEAR is a trademark of Netgear, Inc. Microsoft, Windows, and Windows NT are registered trademarks of Microsoft Corporation. Other brand and product names are registered trademarks or trademarks of their respective holders. Statement of Conditions In the interest of improving internal design, operational function, and/or reliability, NETGEAR reserves the right to make changes to the products described in this document without notice. NETGEAR does not assume any liability that may occur due to the use or application of the product(s) or circuit layout(s) described herein. Federal Communications Commission (FCC) Compliance Notice: Radio Frequency Notice This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with 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 can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: · · · · Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. EN 55 022 Declaration of Conformance This is to certify that the Pre-N Wireless Router WGM124 is shielded against the generation of radio interference in accordance with the application of Council Directive 89/336/EEC, Article 4a. Conformity is declared by the application of EN 55 022 Class B (CISPR 22). ii December 2004 Bestätigung des Herstellers/Importeurs Es wird hiermit bestätigt, daß das Pre-N Wireless Router WGM124 gemäß der im BMPT-AmtsblVfg 243/1991 und Vfg 46/1992 aufgeführten Bestimmungen entstört ist. Das vorschriftsmäßige Betreiben einiger Geräte (z.B. Testsender) kann jedoch gewissen Beschränkungen unterliegen. Lesen Sie dazu bitte die Anmerkungen in der Betriebsanleitung. Das Bundesamt für Zulassungen in der Telekommunikation wurde davon unterrichtet, daß dieses Gerät auf den Markt gebracht wurde und es ist berechtigt, die Serie auf die Erfüllung der Vorschriften hin zu überprüfen. Certificate of the Manufacturer/Importer It is hereby certified that the Pre-N Wireless Router WGM124 has been suppressed in accordance with the conditions set out in the BMPT-AmtsblVfg 243/1991 and Vfg 46/1992. The operation of some equipment (for example, test transmitters) in accordance with the regulations may, however, be subject to certain restrictions. Please refer to the notes in the operating instructions. Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on the market and has been granted the right to test the series for compliance with the regulations. Customer Support Refer to the Support Information Card that shipped with your Pre-N Wireless Router WGM124. World Wide Web NETGEAR maintains a World Wide Web home page that you can access at the universal resource locator (URL) http://www.netgear.com. A direct connection to the Internet and a Web browser such as Internet Explorer or Netscape are required. iii December 2004 Product and Publication Details Model Number: Publication Date: Product Family: Product Name: Home or Business Product: Language: WGM124 December 2004 router Pre-N Wireless Router WGM124 Home English iv December 2004 Contents Chapter 1 About This Guide Audience, Conventions, and Formats ............................................................................1-1 How to Use This Manual ................................................................................................1-2 How to Print this Manual .................................................................................................1-3 Chapter 2 Getting to Know Your NETGEAR Wireless Router Package Contents ..........................................................................................................2-1 The Front Panel .......................................................................................................2-2 The Rear Panel ........................................................................................................2-2 Chapter 3 Connecting the Router to the Internet Prepare to Install Your Wireless Router ..........................................................................3-1 Connect the Wireless Router to Your Network ...............................................................3-1 Troubleshooting Tips ......................................................................................................3-2 How to Manually Configure Your Internet Connection ....................................................3-3 NETGEAR Product Registration, Support, and Documentation .....................................3-5 Chapter 4 Optimizing Wireless Connectivity and Security Observe Performance, Placement, and Range Guidelines ............................................4-1 Implement Appropriate Wireless Security ......................................................................4-2 Understanding Wireless Settings ...................................................................................4-3 Information to Gather Before Changing Basic Wireless Settings .............................4-5 Default Factory Settings ...........................................................................................4-6 Chapter 5 Doing Basic Router Housekeeping Changing the Administrator Password ...........................................................................5-1 Configuration File Management .....................................................................................5-2 Restoring and Backing Up the Configuration ...........................................................5-2 Contents December 2004 v Erasing the Configuration .........................................................................................5-3 Upgrading the Wireless Router Software .......................................................................5-3 Chapter 6 Troubleshooting Common Problems Basic Functioning ...........................................................................................................6-1 Power Light Not On ..................................................................................................6-1 Lights Never Turn Off ...............................................................................................6-2 LAN or Internet (WAN) Port Lights Not On ...............................................................6-2 Troubleshooting the Web Configuration Interface ..........................................................6-2 Troubleshooting the ISP Connection ..............................................................................6-3 Troubleshooting a TCP/IP Network Using a Ping Utility .................................................6-5 Testing the LAN Path to Your Router .......................................................................6-5 Testing the Path from Your Computer to a Remote Device .....................................6-6 Restoring the Default Configuration and Password ........................................................6-7 Appendix A Technical Specifications Appendix B Network, Routing, and Firewall 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 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 vi December 2004 Contents Ethernet Cabling ...........................................................................................................B-11 Category 5 Cable Quality ...................................................................................... B-12 Inside Twisted Pair Cables .................................................................................... B-13 Uplink Switches, Crossover Cables, and MDI/MDIX Switching ............................ B-14 Appendix C Preparing Your Network What You Need To Use a Router with a Broadband Modem ......................................... C-1 Cabling and Computer Hardware ............................................................................ C-1 Computer Network Configuration Requirements .................................................... C-1 Internet Configuration Requirements ...................................................................... C-2 Where Do I Get the Internet Configuration Parameters? ........................................ C-2 Record Your Internet Connection Information ......................................................... C-3 Preparing Your Computers for TCP/IP Networking ....................................................... C-3 Configuring Windows 95, 98, and Me for TCP/IP Networking ....................................... C-4 Install or Verify Windows Networking Components ................................................. C-4 Enabling DHCP to Automatically Configure TCP/IP Settings in Windows 95B, 98, and Me C-6 Selecting Windows' Internet Access Method .......................................................... C-8 Verifying TCP/IP Properties .................................................................................... C-8 Configuring Windows NT4, 2000 or XP for IP Networking ............................................ C-9 Install or Verify Windows Networking Components ................................................. C-9 DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4 ............................. C-10 DHCP Configuration of TCP/IP in Windows XP ................................................... C-10 DHCP Configuration of TCP/IP in Windows 2000 ................................................ C-12 DHCP Configuration of TCP/IP in Windows NT4 .................................................. C-15 Verifying TCP/IP Properties for Windows XP, 2000, and NT4 .............................. C-17 Configuring the Macintosh for TCP/IP Networking ...................................................... C-18 MacOS 8.6 or 9.x .................................................................................................. C-18 MacOS X ............................................................................................................... C-18 Verifying TCP/IP Properties for Macintosh Computers ......................................... C-19 ...