Cisco Systems WRV54G manual Wireless-G VPN Broadband Router

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Wireless-G VPN Broadband Router

Dynamic IP Address - A temporary IP address assigned by a DHCP server.

Encryption - Encoding data to prevent it from being read by unauthorized people.

Ethernet - An IEEE standard network protocol that specifies how data is placed on and retrieved from a common transmission medium.

Finger - A program that tells you the name associated with an e-mail address.

Firewall - Security measures that protect the resources of a local network from intruders.

Firmware - 1. In network devices, the programming that runs the device. 2. Programming loaded into read-only memory (ROM) or programmable read-only memory (PROM) that cannot be altered by end-users.

Fragmentation - Breaking a packet into smaller units when transmitting over a network medium that cannot support the original size of the packet.

FTP (File Transfer Protocol) - A standard protocol for sending files between computers over a TCP/IP network and the Internet.

Full Duplex - The ability of a networking device to receive and transmit data simultaneously. Gateway - A system that interconnects networks.

Half Duplex - Data transmission that can occur in two directions over a single line, but only one direction at a time.

Hardware - The physical aspect of computers, telecommunications, and other information technology devices.

HTTP (HyperText Transport Protocol) - The communications protocol used to connect to servers on the World Wide Web.

IEEE (The Institute of Electrical and Electronics Engineers) - An independent institute that develops networking standards.

Infrastructure - Currently installed computing and networking equipment.

Infrastructure Mode - Configuration in which a wireless network is bridged to a wired network via an access point.

IP (Internet Protocol) - A protocol used to send data over a network.

IP Address - The address used to identify a computer or device on a network.

Appendix H: Glossary

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Contents 802 GHz .11g Wireless- G Word definition How to Use this GuideCopyright and Trademarks Table of Contents Wireless Security Frequently Asked QuestionsIntroduction WelcomeWhat’s in this Guide? Wireless-G Broadband VPN Router Planning your Wireless Network Router’s FunctionsIP Addresses What’s an IP Address?Dynamic IP Addresses Why do I need a VPN?Dhcp Dynamic Host Configuration Protocol Servers What is a VPN? VPN Router to VPN Router Wireless-G VPN Broadband Router Getting to Know the Wireless-G VPN Broadband Router Back PanelFront Panel DMZConnecting the Wireless-G Broadband Router OverviewWired Connection to a PC Wireless Connection to a PCWireless-G VPN Broadband Router Configuring the PCs Configuring Windows 98 and Millennium PCsConfiguring Windows 2000 PCs PropertiesConfiguring Windows XP PCs Wireless Configuring the RouterSetup Access Restrictions AdministrationSecurity Applications & GamingHow to Access the Web-based Utility Setup TabBasic Setup Tab Internet SetupStatic Internet Connection Type Optional Settings Required by some ISPs Pptp Internet Connection TypeNetwork Setup Ddns Tab DynDNS.orgMAC Address Clone Tab See Figure Advanced Routing TabMAC Clone Advanced RoutingStatic Routing 10 Routing TableWireless Network Wireless TabBasic Wireless Settings See Figure Wireless Security WEP See FigureWireless Network Access See Figure 13 Wireless Network AccessAdvanced Wireless Settings See Figure 15 Advanced Wireless SettingsSecurity Tab FirewallVPN 18 Manual Key Management 19 Advanced VPN Tunnel Setup WEP Access Restrictions Tab Access Restriction23 Internet Filter Summary Applications and Gaming Tab Port Range ForwardingPort Triggering 27 Port TriggeringUPnP Forwarding 28 UPnP ForwardingDMZ Management Administration TabRouter Password Log UPnPEmail Alert Syslog NotificationDiagnostics Notification Queue LengthAlert Log General Log33 Factory Default Status RouterInformation WAN ConnectionsLocal Network 36 Local Network38 Wireless System PerformanceNeed to set a static IP address on a PC Appendix a TroubleshootingCommon Problems and Solutions Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router TCP UDP Can’t get the Internet game, server, or application to work Firmware upgrade failed, and/or the Power LED is flashing To start over, I need to set the Router to factory defaultNeed to upgrade the firmware My DSL service’s PPPoE is always disconnecting Power LED flashes continuouslyFrequently Asked Questions Where is the Router installed on the network?Is IPSec Pass-Through supported by the Router? Does the Router support IPX or AppleTalk?What is Network Address Translation and what is it used for? Does the Router support ICQ send file?How can I block corrupted FTP downloads? What is DMZ Hosting? What are the advanced features of the Router?Is the Router cross-platform compatible? How many ports can be simultaneously forwarded?What is the Ieee 802.11g standard? What Ieee 802.11b features are supported?What is ad-hoc mode? What is infrastructure mode?What is ISM band? What is Spread Spectrum?What is DSSS? What is FHSS? And what are their differences? What is WEP?Have excellent signal strength, but I cannot see my network How do I reset the Router?How do I resolve issues with signal loss? What Are The Risks? Appendix B Wireless SecurityBrief Overview Passive Attacks Jamming AttacksMaximizing Wireless Security Active AttacksDictionary-Building or Table Attacks Man-in-the-Middle Attacks5SSID 8WEP Wireless-G VPN Broadband Router 4GHz/802.11b and 802.11g WEP Encryption Figure B-2 WEPEnvironment WRV54GHow to Establish a Secure IPSec Tunnel Create an IPSec PolicyBuild Filter Lists Filter List 1 win-routerFilter List 2 router-win Figure C-4 IP Filter ListFigure C-7 IP Filter List Configure Individual Tunnel Rules Tunnel 1 win-routerFigure C-13 Authentication Methods Figure C-16 Tunnel Setting Tab Tunnel 2 router-winFigure C-19 IP Filter List Tab Figure C-22 Preshared Key Assign New IPSec Policy Figure C-25 Connection TypeCreate a Tunnel Through the Web-Based Utility Figure C-28 VPN TabFigure D-1 IP Configuration Screen Windows 98 or Me InstructionsWindows 2000 or XP Instructions Figure D-3 MAC Address/Physical AddressAppendix E Snmp Functions Figure F-1 Upgrade Firmware Appendix F Upgrading FirmwareNetwork Neighborhood/My Network Places Appendix G Windows HelpShared Resources Appendix H Glossary Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Wireless-G VPN Broadband Router Up to 54Mbps wireless, up to 100 Mbps LAN Appendix I SpecificationsTransmit Power 19dBm LEDs Appendix J Regulatory Information FCC StatementFCC Part 68 Statement Safety Notices Appendix K Warranty Information Limited WarrantyAppendix L Contact Information