Netgear Router WGT624 V3 User Manual
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202-10090-01, April 2005 202-10090-01 April 2005 NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
ii 202-10090-01, April 2005 © 2005 by NETGEAR, Inc. All rights reserved. April 2005. 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 WGT624 v3 108 Mbps Wireless Firewall Router 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). Bestätigung des Herstellers/Importeurs Es wird hiermit bestätigt, daß das WGT624 v3 108 Mbps Wireless Firewall Router 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 WGT624 v3 108 Mbps Wireless Firewall Router 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.
202-10090-01, April 2005 iii Voluntary Control Council for Interference (VCCI) Statement This equipment is in the second category (information equipment to be used in a residential area or an adjacent area thereto) and conforms to the standards set by the Voluntary Control Council for Interference by Data Processing Equipment and Electronic Office Machines aimed at preventing radio interference in such residential areas. When used near a radio or TV receiver, it may become the cause of radio interference. Read instructions for correct handling. Customer Support Refer to the Support Information Card that shipped with your WGT624 v3 108 Mbps Wireless Firewall Router. 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. Product and Publication Details Model Number:WGT624 v3 Publication Date:April 2005 Product Family:router Product Name:WGT624 v3 108 Mbps Wireless Firewall Router Home or Business Product:Home Language:English Publication Part Number:202-10090-01
Contentsv 202-10090-01, April 2005 Contents Chapter 1 About This Manual Audience, Scope, Conventions, and Formats ................................................................ 1-1 How to Use This Manual ................................................................................................ 1-2 How to Print this Manual ................................................................................................. 1-3 Chapter 2 Introduction Key Features ..................................................................................................................2-1 802.11g Wireless Networking ................................................................................... 2-2 A Powerful, True Firewall with Content Filtering ...................................................... 2-2 Security .................................................................................................................... 2-3 Autosensing Ethernet Connections with Auto Uplink ............................................... 2-3 Extensive Protocol Support ...................................................................................... 2-3 Easy Installation and Management .......................................................................... 2-4 Maintenance and Support ........................................................................................ 2-5 Package Contents .......................................................................................................... 2-5 The Router’s Front Panel ......................................................................................... 2-6 The Router’s Rear Panel ......................................................................................... 2-7 Chapter 3 Configuring the Internet and Wireless Settings Initial Configuration .........................................................................................................3-2 Logging Into Your Router ................................................................................................ 3-3 Changing Your Configuration .......................................................................................... 3-6 Internet Settings ....................................................................................................... 3-6 Wireless Settings ................................................................................................... 3-10 Chapter 4 Content Filtering Blocking Access to Internet Sites ................................................................................... 4-1 Blocking Access to Internet Services ............................................................................. 4-2
202-10090-01, April 2005 viContents Scheduling When Blocking Will Be Enforced ................................................................. 4-4 Configuring E-Mail Alert and Web Access Log Notifications .......................................... 4-5 Viewing Logs of Web Access or Attempted Web Access ............................................... 4-6 Chapter 5 Maintenance Viewing Wireless Router Status Information ................................................................... 5-1 Viewing a List of Attached Devices ................................................................................. 5-5 Upgrading the Router Software ...................................................................................... 5-5 Configuration File Management ..................................................................................... 5-7 Restoring and Backing Up the Configuration ........................................................... 5-7 Erasing the Configuration ......................................................................................... 5-8 Changing the Administrator Password ........................................................................... 5-8 Chapter 6 Advanced Configuration Configuring Port Forwarding to Local Servers ................................................................ 6-1 Adding a Port Forwarding Custom Service .............................................................. 6-2 Editing or Deleting a Port Forwarding Entry ............................................................. 6-2 Local Web and FTP Server Example ....................................................................... 6-3 Multiple Computers for Half Life, KALI or Quake III Example .................................. 6-3 Using Port Triggering ...................................................................................................... 6-4 Port Triggering Rules Menu ..................................................................................... 6-5 Adding a new Rule ............................................................................................ 6-5 Modifying or Deleting an existing Rule: ............................................................. 6-6 Rules Status ...................................................................................................... 6-6 Configuring WAN Setup Options .................................................................................... 6-7 Using a Dynamic DNS Service ....................................................................................... 6-9 Using LAN IP Setup Options ........................................................................................ 6-11 Using the Router as a DHCP server ...................................................................... 6-12 Using Address Reservation .................................................................................... 6-13 How to Configure Static Routes .................................................................................... 6-15 Enabling Remote Management Access ....................................................................... 6-17 Using Universal Plug and Play (UPnP) ........................................................................ 6-19 Chapter 7 Troubleshooting Basic Functioning ........................................................................................................... 7-1
Contentsvii 202-10090-01, April 2005 Power LED Not On ................................................................................................... 7-1 LEDs Never Turn Off ................................................................................................ 7-2 Local or Internet Port LEDs Not On ......................................................................... 7-2 Troubleshooting the Web Configuration Interface .......................................................... 7-3 Troubleshooting the ISP Connection .............................................................................. 7-4 Troubleshooting a TCP/IP Network Using a Ping Utility ................................................. 7-5 Testing the LAN Path to Your Router ....................................................................... 7-5 Testing the Path from Your PC to a Remote Device ................................................ 7-6 Restoring the Default Configuration and Password ........................................................ 7-7 Problems with Date and Time ......................................................................................... 7-7 Appendix A Technical Specifications Appendix B Network, Routing, Firewall, and 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 Ethernet Cabling ...........................................................................................................B-11 Category 5 Cable Quality ...................................................................................... B-12 Inside Twisted Pair Cables .................................................................................... B-12 Uplink Switches, Crossover Cables, and MDI/MDIX Switching ............................ B-14
202-10090-01, April 2005 viiiContents Appendix C Preparing Your Network Preparing Your Computers for TCP/IP Networking ....................................................... C-1 Configuring Windows 95, 98, and Me for TCP/IP Networking ....................................... C-2 Install or Verify Windows Networking Components ................................................. C-2 Enabling DHCP to Automatically Configure TCP/IP Settings ................................. C-4 Selecting Windows’ Internet Access Method .......................................................... C-6 Verifying TCP/IP Properties .................................................................................... C-6 Configuring Windows NT4, 2000 or XP for IP Networking ............................................ C-7 Install or Verify Windows Networking Components ................................................. C-7 DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4 ............................... C-8 DHCP Configuration of TCP/IP in Windows XP ..................................................... C-8 DHCP Configuration of TCP/IP in Windows 2000 ................................................ C-10 DHCP Configuration of TCP/IP in Windows NT4 .................................................. C-13 Verifying TCP/IP Properties for Windows XP, 2000, and NT4 .............................. C-15 Configuring the Macintosh for TCP/IP Networking ...................................................... C-16 MacOS 8.6 or 9.x .................................................................................................. C-16 MacOS X ............................................................................................................... C-16 Verifying TCP/IP Properties for Macintosh Computers ......................................... C-17 Verifying the Readiness of Your Internet Account ....................................................... C-18 Are Login Protocols Used? ................................................................................... C-18 What Is Your Configuration Information? .............................................................. C-18 Obtaining ISP Configuration Information for Windows Computers ....................... C-19 Obtaining ISP Configuration Information for Macintosh Computers ..................... C-20 Restarting the Network ................................................................................................ C-21 Appendix D Wireless Networking Basics Wireless Networking Overview ...................................................................................... D-1 Infrastructure Mode ................................................................................................. D-1 Ad Hoc Mode (Peer-to-Peer Workgroup) ................................................................ D-2 Network Name: Extended Service Set Identification (ESSID) ................................ D-2 Authentication and WEP Data Encryption ..................................................................... D-2 802.11 Authentication .............................................................................................. D-3 Open System Authentication ................................................................................... D-3 Shared Key Authentication ...................................................................................... D-4
Contentsix 202-10090-01, April 2005 Overview of WEP Parameters ................................................................................ D-5 Key Size .................................................................................................................. D-6 WEP Configuration Options .................................................................................... D-7 Wireless Channels ......................................................................................................... D-7 WPA and WPA2 Wireless Security ................................................................................ D-8 How Does WPA Compare to WEP? ........................................................................ D-9 How Does WPA Compare to WPA2 (IEEE 802.11i)? ............................................ D-10 What are the Key Features of WPA and WPA2 Security? .................................... D-10 WPA/WPA2 Authentication: Enterprise-level User Authentication via 802.1x/EAP and RADIUS .................................................. D-12 WPA/WPA2 Data Encryption Key Management ............................................. D-14 Is WPA/WPA2 Perfect? ......................................................................................... D-16 Product Support for WPA/WPA2 ........................................................................... D-16 Supporting a Mixture of WPA, WPA2, and WEP Wireless Clients is Discouraged D-16 Changes to Wireless Access Points ............................................................... D-17 Changes to Wireless Network Adapters ......................................................... D-17 Changes to Wireless Client Programs ............................................................ D-18 Glossary