Linksys WAG54G manual Wireless-G Adsl Gateway

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Wireless-G ADSL Gateway

Buffer - A block of memory that temporarily holds data to be worked on later when a device is currently too busy to accept the data.

Cable Modem - A device that connects a computer to the cable television network, which in turn connects to the Internet.

CSMA/CA (Carrier Sense Multiple Access/Collision Avoidance) - A method of data transfer that is used to prevent data loss in a network.

CTS (Clear To Send) - A signal sent by a device to indicate that it is ready to receive data.

Daisy Chain - A method used to connect devices in a series, one after the other.

Database - A collection of data that is organized so that its contents can easily be accessed, managed, and updated.

DDNS (Dynamic Domain Name System) - The capability of having a website, FTP, or e-mail server-with a dynamic IP address-use a fixed domain name.

Default Gateway - A device that forwards Internet traffic from your local area network.

DHCP (Dynamic Host Configuration Protocol) - A protocol that lets one device on a local network, known as a DHCP server, assign temporary IP addresses to the other network devices, typically computers.

DMZ (Demilitarized Zone) - Removes the Gateway's firewall protection from one computer, allowing it to be “seen” from the Internet.

DNS (Domain Name Server) - The IP address of your ISP's server, which translates the names of websites into IP addresses.

Domain - A specific name for a network of computers.

Download - To receive a file transmitted over a network.

DSL (Digital Subscriber Line) - An always-on broadband connection over traditional phone lines.

DSSS (Direct-Sequence Spread-Spectrum) - A type of radio transmission technology that includes a redundant bit pattern to lessen the probability of data lost during transmission. Used in 802.11b networking.

DTIM (Delivery Traffic Indication Message) - A message included in data packets that can increase wireless efficiency.

Appendix F: Glossary

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Contents Wireless- G Copyright and Trademarks How to Use this GuideWord definition Table of Contents Wireless-G Adsl Gateway Computer-to-VPN Gateway Network23 VPN Settings Summary Figure C-9 New Rule Properties Welcome IntroductionWhat’s in this Guide? Wireless-G Adsl Gateway Gateway’s Functions Planning Your NetworkIP Addresses What’s an IP Address?Dhcp Dynamic Host Configuration Protocol Servers What is a VPN?Dynamic IP Addresses VPN Gateway to VPN Gateway Why do I need a VPN?Data Sniffing MAC Address SpoofingBack Panel Getting to Know the Wireless-G Adsl GatewayIndication of any network activity Front PanelWhile establishing the Adsl connection InternetOverview Connecting the Wireless-G Adsl GatewayEthernet Connection Wired Connection to a ComputerWireless Connection to a Computer Setup Configuring the GatewayWireless SecurityAdministration Access RestrictionsApplications & Gaming StatusSetup Tab How to Access the Web-based UtilityInternet Setup Multiplexing Select LLC or VC , depending on your ISPStatic IP RFC 1483 Bridged Dynamic IPVirtual Circuit Enter the VPI and VCI ranges in the fields RFC 2516 PPPoE RFC 1483 RoutedRFC 2364 PPPoA Bridged Mode OnlyNetwork Setup Optional Settings Required by some ISPsDynDNS.org Ddns TabTZO.com Advanced Routing Advanced Routing Tab13 Routing Table Basic Wireless Settings Tab Wireless TabWireless Network 15 WPA Pre-Shared Key Wireless Security Tab17 WEP Wireless Network Access Wireless Access TabAdvanced Wireless Advanced Wireless Settings TabFirewall Security TabAdditional Filters 22 VPN Local Security Gateway24 Manual Key Management Manual26 Advanced VPN Tunnel Setup Advanced VPN Tunnel SetupConfiguring the Gateway Security Tab Internet Access Access Restrictions Tab29 List of PCs Single Port Forwarding Applications and Gaming TabPort Range Forwarding 33 Port Triggering Port TriggeringAdvanced QoS This setting allows you to specify traffic queue priorityApplication-based QoS Gateway Access Administration TabManagement UPnP ReportingEmail Alerts Backup&Restore DiagnosticsFactory Defaults Ping TestReboot Firmware UpgradeUpgrade from LAN Gateway Status TabGateway Information Internet Connections45 Local Network Local Network47 Wireless 49 DSL Connection DSL ConnectionCommon Problems and Solutions Appendix a TroubleshootingNeed to set a static IP address on a computer Want to test my Internet connection Wireless-G Adsl Gateway Wireless-G Adsl Gateway IP Address TCP UDPCan’t get the Internet game, server, or application to work Need to upgrade the firmware To start over, I need to set the Gateway to factory defaultFirmware upgrade failed, and/or the Power LED is flashing My DSL service’s PPPoE is always disconnectingPower LED flashes continuously Where is the Gateway installed on the network? Frequently Asked QuestionsIs IPSec Passthrough supported by the Gateway? Does the Gateway support IPX or AppleTalk?Does the Gateway support ICQ send file? What are the advanced features of the Gateway? What is DMZ Hosting?Will the Gateway function in a Macintosh environment? Is the Gateway cross-platform compatible?What Ieee 802.11b and 802.11g features are supported? What is the Ieee 802.11g standard?What is ad-hoc mode? What is infrastructure mode?What is Spread Spectrum? What is the ISM band?What is DSSS? What is FHSS? And what are their differences? What is a MAC Address? What is WEP?How do I reset the Gateway? How do I resolve issues with signal loss?Important Information for Wireless Products Appendix B Wireless SecurityWireless-G Adsl Gateway Wireless-G Adsl Gateway WAG54G EnvironmentCreate an IPSec Policy How to Establish a Secure IPSec TunnelBuild Filter Lists Filter List 1 win-RouterFigure C-4 IP Filter LIst Filter List 2 Router -winFigure C-7 IP Filter List Tunnel 1 win-Router Configure Individual Tunnel RulesFigure C-13 Authentication Methods Tunnel 2 Router-win Figure C-16 Tunnel Setting TabFigure C-19 IP Filter List Tab Figure C-22 Preshared Key Figure C-25 Connection Type Assign New IPSec PolicyFigure C-28 VPN Tab Create a Tunnel Through the Web-Based UtilityWindows 98 or Me Instructions Figure D-1 IP Configuration ScreenFigure D-3 MAC Address/Physical Address Windows 2000 or XP InstructionsAppendix E Upgrading Firmware Upgrade from WANAppendix F Glossary Wireless-G Adsl Gateway Wireless-G Adsl Gateway Wireless-G Adsl Gateway Wireless-G Adsl Gateway Wireless-G Adsl Gateway Standards Appendix G SpecificationsAnnex-B, WAG54G-DE UR-2 Operating Temp 0ºC to 40ºCStorage Humidity Storage Temp 20ºC to 70ºC Operating Humidity10% to 85% Non-Condensing FCC Statement Appendix H Regulatory InformationWireless-G Adsl Gateway Radio EN 300 EMC EN 301 489-1, EN 301 Safety EN Location Frequency Range MHz Power Eirp Applicable Power Levels in FranceBelgium Wireless-G Adsl Gateway Open the Wireless Network Connection window Appendix I Warranty Information Europe Mail Address Appendix J Contact InformationOutside of Europe Mail Address