사용자 설명서차례Reference Manual for the Model CG814M Wireless Cable Modem Gateway1Trademarks2Statement of Conditions2Federal Communications Commission (FCC) Compliance Notice: Radio Frequency Notice2EN 55 022 Declaration of Conformance2Bestätigung des Herstellers/Importeurs3Certificate of the Manufacturer/Importer3Voluntary Control Council for Interference (VCCI) Statement3Customer Support3World Wide Web3NETGEAR 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.3Contents5About This Manual xi5Chapter 1 Introduction 1-15Chapter 2 Connecting the Gateway to the Internet 2-15Chapter 3 Wireless Configuration 3-16Chapter 4 Protecting Your Network 4-16Chapter 5 Managing Your Network 5-16Chapter 6 Troubleshooting 6-17Appendix A Technical Specifications A-17Appendix B Networks, Routing, and Firewall Basics B-17Appendix C Preparing Your Network C-18Glossary G-19About This Manual11Audience11Typographical Conventions11Special Message Formats12Technical Support12Chapter 1 Introduction13About the CG814M Gateway13Key Features13Built-in Cable Modem13A Powerful, True Firewall14Content Filtering14802.11b Standards-based Wireless Networking14Configurable Auto Uplink™ Ethernet Connection15USB Port15Protocol Support15Easy Installation and Management16What’s in the Box?17The Firewall’s Front Panel17Table 11. LED Descriptions18The Gateway’s Rear Panel19Chapter 2 Connecting the Gateway to the Internet21What You Will Need Before You Begin21LAN Hardware Requirements21Computer Requirements21LAN Configuration Requirements22Internet Configuration Requirements22Where Do I Get the Internet Configuration Parameters?22Record Your Internet Connection Information24Connecting the CG814M Gateway25Connecting to Your Computer25Ethernet26USB26Wireless27Connecting to your Cable Service Provider27Connecting the Power Adapter28Log in to the Gateway28Connecting the CG814M Gateway to the Internet31Configuration31Chapter 3 Wireless Configuration35Considerations For A Wireless Network35Security35Placement and Range36Wireless Settings36Wireless Settings37Restricting Wireless Access by MAC Address37Configuring Wired Equivalent Privacy (WEP)38Chapter 4 Protecting Your Network41Protecting Access to Your CG814M Gateway41Changing the Built-In Password41Blocking Keywords, Sites, and Services42Block Keywords and Domains43Blocking Services45Port Blocking46Port Forwarding47Considerations for Port Forwarding49Port Triggering49Setting Up A Default DMZ Host51Respond to Ping on Internet WAN Port51Chapter 5 Managing Your Network53Network Status Information53Viewing Gateway Status54Table 51. Menu 3.2 - Router Status Fields54Connection Status56Current System Time57Configuring LAN IP Settings57LAN IP Setup57DHCP58Use router as DHCP server58Viewing and Emailing Logged Information59Enabling Logs Event E-mail Notification60Erasing Configuration60Running Diagnostic Utilities61Chapter 6 Troubleshooting63Basic Functions63Power LED Not On64Test LED Stays On64Local Link LEDs Not On64Cable Link LED Not On65Troubleshooting the Web Configuration Interface65Troubleshooting the ISP Connection66Troubleshooting a TCP/IP Network Using a Ping Utility66Testing the LAN Path to Your Gateway66Testing the Path from Your PC to a Remote Device67Appendix A Technical Specifications69Appendix B Networks, Routing, and Firewall Basics71Related Publications71Basic Router Concepts71What is a Router?72Routing Information Protocol72IP Addresses and the Internet72Netmask74Subnet Addressing75Table 61. Netmask Notation Translation Table for One Octet76Table 62. Netmask Formats76Private IP Addresses77Single IP Address Operation Using NAT78MAC Addresses and Address Resolution Protocol79Related Documents79Domain Name Server80IP Configuration by DHCP80Internet Security and Firewalls80What is a Firewall?81Stateful Packet Inspection81Denial of Service Attack81Wireless Networking82Wireless Network Configuration82Ad-hoc Mode (Peer-to-Peer Workgroup)82Infrastructure Mode82Extended Service Set Identification (ESSID)83Authentication and WEP Encryption83Wireless Channel Selection84Table B1. 802.11b Radio Frequency Channels84Ethernet Cabling85Table 61. UTP Ethernet cable wiring, straight-through85Uplink Switches and Crossover Cables85Cable Quality86Appendix C Preparing Your Network87Preparing Your Computers for TCP/IP Networking87Configuring Windows 95, 98, and ME for TCP/IP Networking88Install or Verify Windows Networking Components88Enabling DHCP to Automatically Configure TCP/IP Settings90Selecting Windows’ Internet Access Method90Verifying TCP/IP Properties91Configuring Windows NT, 2000 or XP for IP Networking91Install or Verify Windows Networking Components91Verifying TCP/IP Properties92Configuring the Macintosh for TCP/IP Networking92MacOS 8.6 or 9.x92MacOS X93Verifying TCP/IP Properties for Macintosh Computers94Verifying the Readiness of Your Internet Account95What Is Your Configuration Information?95Obtaining ISP Configuration Information for Windows Computers96Obtaining ISP Configuration Information for Macintosh Computers97Restarting the Network98Glossary99크기: 1.35메가바이트페이지: 102Language: English매뉴얼 열기