VerweishandbuchInhaltsverzeichnisContents5Chapter 1 About This Manual11Audience, Scope, Conventions, and Formats11How to Use This Manual12How to Print this Manual13Chapter 2 Introduction15Key Features15802.11g Wireless Networking16A Powerful, True Firewall with Content Filtering16Security17Autosensing Ethernet Connections with Auto Uplink17Extensive Protocol Support17Easy Installation and Management18Maintenance and Support19Package Contents19The Router’s Front Panel20The Router’s Rear Panel21Chapter 3 Configuring the Internet and Wireless Settings23Initial Configuration24Logging Into Your Router25Changing Your Configuration28Internet Settings28Wireless Settings32Chapter 4 Content Filtering35Blocking Access to Internet Sites35Blocking Access to Internet Services36Scheduling When Blocking Will Be Enforced38Configuring E-Mail Alert and Web Access Log Notifications39Viewing Logs of Web Access or Attempted Web Access40Chapter 5 Maintenance43Viewing Wireless Router Status Information43Viewing a List of Attached Devices47Upgrading the Router Software47Configuration File Management49Restoring and Backing Up the Configuration49Erasing the Configuration50Changing the Administrator Password50Chapter 6 Advanced Configuration51Configuring Port Forwarding to Local Servers51Adding a Port Forwarding Custom Service52Editing or Deleting a Port Forwarding Entry52Local Web and FTP Server Example53Multiple Computers for Half Life, KALI or Quake III Example53Using Port Triggering54Port Triggering Rules Menu55Adding a new Rule55Modifying or Deleting an existing Rule:56Rules Status56Configuring WAN Setup Options57Using a Dynamic DNS Service59Using LAN IP Setup Options61Using the Router as a DHCP server62Using Address Reservation63How to Configure Static Routes65Enabling Remote Management Access67Using Universal Plug and Play (UPnP)69Chapter 7 Troubleshooting71Basic Functioning71Power LED Not On71LEDs Never Turn Off72Local or Internet Port LEDs Not On72Troubleshooting the Web Configuration Interface73Troubleshooting the ISP Connection74Troubleshooting a TCP/IP Network Using a Ping Utility75Testing the LAN Path to Your Router75Testing the Path from Your PC to a Remote Device76Restoring the Default Configuration and Password77Problems with Date and Time77Appendix A Technical Specifications79Appendix B Network, Routing, Firewall, and Basics81Related Publications81Basic Router Concepts81What is a Router?81Routing Information Protocol82IP Addresses and the Internet82Netmask84Subnet Addressing84Private IP Addresses87Single IP Address Operation Using NAT87MAC Addresses and Address Resolution Protocol88Related Documents89Domain Name Server89IP Configuration by DHCP90Internet Security and Firewalls90What is a Firewall?90Stateful Packet Inspection91Denial of Service Attack91Ethernet Cabling91Category 5 Cable Quality92Inside Twisted Pair Cables92Uplink Switches, Crossover Cables, and MDI/MDIX Switching94Appendix C Preparing Your Network95Preparing Your Computers for TCP/IP Networking95Configuring Windows 95, 98, and Me for TCP/IP Networking96Install or Verify Windows Networking Components96Enabling DHCP to Automatically Configure TCP/IP Settings98Selecting Windows’ Internet Access Method100Verifying TCP/IP Properties100Configuring Windows NT4, 2000 or XP for IP Networking101Install or Verify Windows Networking Components101DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4102DHCP Configuration of TCP/IP in Windows XP102DHCP Configuration of TCP/IP in Windows 2000104DHCP Configuration of TCP/IP in Windows NT4107Verifying TCP/IP Properties for Windows XP, 2000, and NT4109Configuring the Macintosh for TCP/IP Networking110MacOS 8.6 or 9.x110MacOS X110Verifying TCP/IP Properties for Macintosh Computers111Verifying the Readiness of Your Internet Account112Are Login Protocols Used?112What Is Your Configuration Information?112Obtaining ISP Configuration Information for Windows Computers113Obtaining ISP Configuration Information for Macintosh Computers114Restarting the Network115Appendix D Wireless Networking Basics117Wireless Networking Overview117Infrastructure Mode117Ad Hoc Mode (Peer-to-Peer Workgroup)118Network Name: Extended Service Set Identification (ESSID)118Authentication and WEP Data Encryption118802.11 Authentication119Open System Authentication119Shared Key Authentication120Overview of WEP Parameters121Key Size122WEP Configuration Options123Wireless Channels123WPA and WPA2 Wireless Security124How Does WPA Compare to WEP?125How Does WPA Compare to WPA2 (IEEE 802.11i)?126What are the Key Features of WPA and WPA2 Security?126WPA/WPA2 Authentication: Enterprise-level User Authentication via 802.1x/EAP and RADIUS128WPA/WPA2 Data Encryption Key Management130Is WPA/WPA2 Perfect?132Product Support for WPA/WPA2132Supporting a Mixture of WPA, WPA2, and WEP Wireless Clients is Discouraged132Changes to Wireless Access Points133Changes to Wireless Network Adapters133Changes to Wireless Client Programs134Glossary135Größe: 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