Cisco Systems WRT54GS2 manual Security Firewall, Security VPN, VPN Passthrough, Block WAN Requests

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Chapter 3

Advanced Configuration

wireless station responds with a Clear to Send (CTS) frame to acknowledge the right to begin transmission. The RTS Threshold value should remain at its default value of 2347.

AP Isolation  This isolates all wireless clients and wireless devices on your network from each other. Wireless devices will be able to communicate with the Router but not with each other. To use this function, select On. AP Isolation is turned Off by default.

Click Save Settings to apply your changes, or click Cancel Changes to cancel your changes.

Security > Firewall

The Security > Firewall screen is used to configure a firewall that can filter out various types of unwanted traffic on the Router’s local network.

Security > Firewall

Firewall

Block WAN Requests

Block Anonymous Internet Requests  This feature makes it more difficult for outside users to work their way into your network. This feature is selected by default. Deselect the feature to allow anonymous Internet requests.

Filter Multicast  Multicasting allows for multiple transmissions to specific recipients at the same time. If multicasting is permitted, then the Router will allow IP multicast packets to be forwarded to the appropriate computers. This feature is selected by default. Deselect this feature to disable it.

Filter Internet NAT Redirection  This feature uses port forwarding to block access to local servers from local networked computers. Select Filter Internet NAT Redirection to filter Internet NAT redirection. This feature is not selected by default.

Filter IDENT (Port 113)  This feature keeps port 113 from being scanned by devices outside of your local network. This feature is selected by default. Deselect this feature to disable it.

Click Save Settings to apply your changes, or click Cancel Changes to cancel your changes.

Security > VPN

The Security > VPN Passthrough screen allows you to enable VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router’s firewall.

Security > VPN Passthrough

VPN Passthrough

IPSec Passthrough  Internet Protocol Security (IPSec) is a suite of protocols used to implement secure exchange of packets at the IP layer. To allow IPSec tunnels to pass through the Router, keep the default, Enable.

PPTP Passthrough  Point-to-Point Tunneling Protocol (PPTP) allows the Point-to-Point Protocol (PPP) to be tunneled through an IP network. To allow PPTP tunnels to pass through the Router, keep the default, Enable.

L2TP Passthrough  Layer 2 Tunneling Protocol is the method used to enable Point-to-Point sessions via the Internet on the Layer 2 level. To allow L2TP tunnels to pass through the Router, keep the default, Enable.

Click Save Settings to apply your changes, or click Cancel Changes to cancel your changes.

Wireless-G Broadband Router with SpeedBooster

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Contents Wireless-G Broadband Router with SpeedBooster Online Resources Icon DescriptionsCopyright and Trademarks Table of Contents Appendix E Software License Agreement Appendix D Regulatory InformationBack Panel Placement PositionsHorizontal Placement Front Panel152 mm Wall-Mounting PlacementAdditional Security Tips General Network Security GuidelinesAutomatic Configuration Dhcp How to Access the Web-Based UtilitySetup Basic Setup Internet SetupPPPoE Static IPTelstra Cable Optional SettingsTime Setting Setup DdnsNetwork Setup Network Address Server Settings DhcpDynDNS.org Setup MAC Address CloneDdns Service MAC Address CloneAdvanced Routing Setup Advanced RoutingDynamic Routing Basic Wireless Settings Wireless Basic Wireless SettingsWi-Fi Protected Setup Wireless Security Wireless Wireless SecurityWPA2 Enterprise WPA EnterpriseWireless MAC Filter Wireless Wireless MAC FilterAdvanced Wireless Wireless Advanced Wireless SettingsVPN Passthrough Security FirewallSecurity VPN FirewallTo create an Internet Access policy Internet AccessBlocked Services Website Blocking by Keyword Applications and Gaming Port Range ForwardPort Range Forward Website Blocking by URL AddressPort Triggering Applications and Gaming DMZApplications and Gaming QoS Applications & Gaming Port TriggeringEthernet Port Priority Administration ManagementWireless QoS Device PriorityAdministration Diagnostics Administration LogAdministration Upgrade Firmware Administration Factory DefaultsAdministration Config Management Internet Status RouterStatus Local Network Router InformationWireless Status WirelessAppendix a Troubleshooting Appendix B Specifications Obtaining Warranty Service Limited WarrantyExclusions and Limitations Technical Support Industry Canada Statement Safety NoticesFCC Statement FCC Radiation Exposure StatementAvis d’Industrie Canada Wireless DisclaimerDansk Danish Miljøinformation for kunder i EU Regulatory Information Norsk Norwegian Miljøinformasjon for kunder i EU Regulatory Information Software Licenses Software in Linksys ProductsSchedule 1 Linksys Software License Agreement Preamble ScheduleSoftware License Agreement Software License Agreement No Warranty GNU Lesser General Public License Software License Agreement Software License Agreement Software License Agreement No Warranty Original SSLeay License OpenSSL License8102010NC-JL