Linksys BEFDSR41W manual Firewall, Link Test

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.