Linksys AG300 manual Security Tab, Firewall Tab, Additional Filters, Block WAN Requests

Page 29

ADSL Gateway

The Security Tab

The Security tab gives you access to firewall and VPN (virtual private network) settings.

The Firewall Tab

This panel shows firewall and filter settings. Use these features to enhance the security of your network.

Firewall

You can enable or disable the firewall, select filters to block specific Internet data types, and block anonymous Internet requests.

To use the firewall, click Enable. If you do not want to use the firewall, click Disable.

Additional Filters

Filter Proxy. Use of WAN proxy servers may compromise the Gateway's security. Denying Filter Proxy will disable access to any WAN proxy servers. To enable proxy filtering, click the checkbox.

Filter Cookies. A cookie is data stored on your computer and used by Internet sites when you interact with them. To enable cookie filtering, click the checkbox.

Filter Java Applets. Java is a programming language for websites. If you deny Java Applets, you run the risk of not having access to Internet sites created using this programming language. To enable Java Applet filtering, click the checkbox.

Filter ActiveX. ActiveX is a programming language for websites. If you deny ActiveX, you run the risk of not having access to Internet sites created using this programming language. To enable ActiveX filtering, click the checkbox.

Block WAN Requests

Block Anonymous Internet Requests. This keeps your network from being “pinged” or detected and reinforces your network security by hiding your network ports, so it is more difficult for intruders to discover your network. Select Block Anonymous Internet Requests to block anonymous Internet requests or de- select it to allow anonymous Internet requests.

If you want to see activity logs for your security measures, then click the View Logs button. Click the Clear button to clear the log information. Click the pageRefresh button to refresh the information. Click the Previous

Chapter 5: Configuring the ADSL Gateway

Figure 5-17: Firewall

Figure 5-18: Firewall Log

23

The Security Tab

Image 29
Contents Adsl Gateway Word definition How to Use this GuideCopyright and Trademarks Table of Contents Adsl Gateway Network Ports and Reset Button on Side Panel25 List of PCs Welcome IntroductionWhat’s in this User Guide? Adsl Gateway Gateway’s Functions Planning Your NetworkIP Addresses What’s an IP Address?Dynamic IP Addresses Dhcp Dynamic Host Configuration Protocol ServersGetting to Know the Adsl Gateway Ports and Reset Button on Side PanelLEDs on Side Panel PowerBottom Panel with Stand Closed Position Bottom PanelOverview Connecting the Adsl GatewayConnecting the Gateway to a Computer Connect a PC Setup Configuring the Adsl GatewayAdministration Access RestrictionsSecurity Applications & GamingSetup Tab How to Access the Web-based UtilityBasic Setup Tab Internet SetupStatic IP RFC 1483 Bridged Dynamic IPIPoA RFC 1483 RoutedRFC 2364 PPPoA RFC 2516 PPPoENetwork Setup Bridged Mode OnlyOptional Settings required by some ISPs Ddns Ddns TabTZO.com DynDNS.orgAdvanced Routing Advanced Routing Tab15 Routing Table PVC Routing PolicyConfiguring the Adsl Gateway Setup Tab Firewall Tab Security TabFirewall Additional FiltersIPSec VPN Tunnel VPN TabVPN Passthrough 20 VPN Settings Summary 21 Advanced VPN Settings Internet Access Tab Access Restriction Tab25 List of PCs Single Port Forwarding Applications & Gaming TabSingle Port Forwarding Tab 28 Port Range Forwarding Port Range Forwarding TabDMZ Tab Port Triggering TabQoS Tab Edit list of QoS SettingsQoS PVC QoS PriorityConfiguring the Adsl Gateway Applications & Gaming Tab Management Tab Administration TabGateway Access IGMP-Proxy UPnPIGMP-Snooping Email Alerts Reporting TabReporting Backup&Restore Tab Diagnostics TabBackup Configuration Restore ConfigurationFirmware Upgrade Tab Factory Defaults TabReboot Tab Upgrade from LANGateway Tab Status TabGateway Information Internet Connection43 Local Network Local Network TabPVC Connection DSL Connection TabDSL Status Need to set a static IP address on a computer Appendix a TroubleshootingCommon Problems and Solutions Want to test my Internet connection Adsl Gateway Adsl Gateway TCP UDP Can’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 is Network Address Translation and what is it used for?What is DMZ Hosting? What is a MAC Address? What are the advanced features of the Gateway?How do I reset the Gateway? Is the Gateway cross-platform compatible?Windows 98 or Me Instructions Figure B-1 IP Configuration ScreenFigure B-3 MAC Address/Physical Address Windows 2000 or XP InstructionsAppendix C Upgrading Firmware Figure C-1 Firmware UpgradeAppendix D Glossary Adsl Gateway Adsl Gateway Adsl Gateway Adsl Gateway Appendix E Specifications Storage Humidity Appendix F Warranty Information FCC Statement Appendix G Regulatory InformationAdsl Gateway Adsl Gateway Adsl Gateway Adsl Gateway Adsl Gateway Europe Mail Address Appendix H Contact Information