Linksys BEFDSR41W manual Firewall, Link Test

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Instant Broadband™ Series

Firewall

Important: This is an Advanced Function. No changes should be made to this tab without a thorough understanding of network concepts.

The Firewall screen allows you to enable the advanced firewall functions of the Gateway, so it can use Stateful Packet Inspection (SPI) to automatically detect and block Denial of Service (DoS) and hacker attacks. Also, you can enable the Gateway to maintain a security log, which can be viewed by clicking the Show Firewall Log Table button. The security log can also be e-mailed to a specific address, whose information should be entered in the Address Info setting.

Figure 6-24

•Firewall Service Enable or disable the advanced firewall functions.

•Address Info You can specify that the security log be e-mailed to a specific address by completing the Mail Server, Mail Subject, Email Alert To, and Return Address fields.

•Log Timer Depending on how often you want the security log e-mailed, complete the Log Schedule, Day for Sending Alerts, and/or Time for Sending Alerts fields.

Click the Show Firewall Log Table button to view the security log.

When finished making your changes on this tab, click the Apply button fol- lowed by the Continue button to save these changes, or click the Cancel but- ton to undo your changes. For further help on this tab, click the Help button.

ADSL Gateway with Modem / Router / 4-Port Switch / Wireless-Ready

Link Test

Important: This is an Advanced Function. No changes should be made to this tab without a thorough understanding of network concepts.

The Link Test page allows an advanced user or technician to perform advanced diagnostics of the ADSL Gateway and perform connectivity tests.

Figure 6-25

The information provided by these tests is not discussed in this document.

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Contents Adsl Gateway Copyright & Trademarks UG-BEFDSR41W-071802NC-BW Table of Contents Introduction FeaturesMinimum Requirements Package ContentsAn Introduction to LANs and WANs IP AddressesDynamic IP Addresses Network Setup OverviewGetting to Know the Adsl Gateway Gateway’s Back Panel PortsGateway’s Front Panel LEDs Connecting the Gateway Proceed to Connecting the GatewayConnecting Your Hardware and Booting Up Go to Configuring the PCs Configuring the PCs OverviewWindows 95, Windows 98, Windows Millennium Windows Go to Configuring the GatewayWindows XP Configuring the Gateway Configuring the GatewayDynamic IP Address RFC 1483 BridgedRFC 2516 PPPoE or RFC 2364 PPPoA Enter the Default Gateway AddressQuick and Easy Gateway Administration Using the Gateway’s Web-based UtilitySetup RFC 1483 Bridged RFC 1483 Routed RFC 2516 PPPoE Password Status Dhcp UPnP LogHelp Wireless Setting Up Filters AdvancedFiltering Forwarding RIP Direction Dynamic RoutingStatic Routing RIP VersionDMZ IP Address Enter the IP Address that is assigned to DMZ HostLink Test FirewallCommon Problems and Solutions Appendix a TroubleshootingFrequently Asked Questions Tion of the Gateway Figure B-1 Appendix B Configuring Wireless SecurityFigure B-3 Click on the Network Connections icon Configuring Wireless Security in Windows XPFigure B-7 Figure B-11 Appendix C Installing the T C P/ I P ProtocolFor Windows 95, 98, and Me TCP/IP installation is now completeFor Windows NT, 2000, and XP Figure D-3Standards Appendix E SpecificationsEnvironmental Appendix F Warranty InformationAppendix G Contact Information RMA Issues FaxSales Information Technical Support Web site
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BEFDSR41W specifications

The Linksys BEFDSR41W is a versatile and reliable wireless router designed primarily for small to medium-sized networks, providing high-performance capabilities and an array of advanced features. With its sleek design and user-friendly interface, it is an ideal choice for home users and small businesses looking to establish a robust and secure wireless environment.

One of the standout features of the BEFDSR41W is its dual wireless capability. It supports both 802.11b and 802.11g wireless standards, allowing users to connect a wide range of devices, from older equipment to newer, high-speed devices. This flexibility ensures compatibility across various platforms while delivering decent wireless speeds, making it perfect for basic web browsing, streaming, and online gaming.

The BEFDSR41W is equipped with a built-in firewall that includes Network Address Translation (NAT) and Stateful Packet Inspection (SPI) to provide robust security against external threats. This ensures that the users' personal data and network resources are safeguarded from unauthorized access. Additionally, it supports WPA2 encryption, which enhances wireless security by protecting sensitive information during transmission.

Another notable feature is its four Ethernet ports, allowing for wired connections to multiple devices, such as computers, printers, and gaming consoles. This is particularly beneficial for users who require stable connections for bandwidth-intensive applications. The router also supports DHCP, enabling automatic IP address assignment to connected devices, which simplifies network management.

The BEFDSR41W boasts an easy-to-navigate web interface for setup and management, facilitating quick configuration of wireless settings, security protocols, and other essential preferences. Furthermore, the router offers Quality of Service (QoS) capabilities, allowing users to prioritize specific types of traffic to ensure uninterrupted streaming and gaming experiences.

In summary, the Linksys BEFDSR41W is a dependable wireless router that combines essential features with a user-friendly approach. Its dual wireless standard support, built-in security measures, multiple Ethernet ports, and QoS capabilities make it an excellent choice for those looking to maintain an efficient and secure network. Whether for home use or small businesses, the BEFDSR41W stands out as a reliable networking solution in today's digital landscape.
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