Linksys BEFSX41 User Guide - Page 16

Chapter 2 2. If you wish to deny or allow Internet access for those PCs you listed on the List of PCs screen, click the option. 3. You can filter access to various services accessed over the Internet, such as FTP orTelnet, by selecting a service from the drop-down menus next to Blocked Services. If a service isn't listed, you can click the Service button to open the Service screen and add a service to the list. You will need to enter a Service name, as well as the Protocol and Port Range used by the service. 4. By selecting the appropriate setting next to Days and Time, choose when Internet access will be filtered. 5. Lastly, click the Save Settings button to activate the policy. Advanced Configuration Applications & Gaming > Port Range Forwarding The Port Range Forwarding screen allows you to set up public services on your network, such as web servers, ftp servers, e-mail servers, or other specialized Internet applications. (Specialized Internet applications are any applications that use Internet access to perform functions such as videoconferencing or online gaming. Some Internet applications may not require any forwarding.) When users send these types of requests to your network via the Internet, the Router will forward those requests to the appropriate servers (computers). Before using forwarding, you should assign static IP addresses to the designated servers. If you need to forward all ports to one computer, click the DMZ tab. Restrict Access > Port Services To Create an Inbound Traffic Policy 1. Enter a Policy Name in the field provided. Select Inbound Traffic as the Policy Type. 2. Enter the IP Address from which you want to block. Select the Protocol: TCP, UDP, or Both. Enter the port number or select Any. Enter the IP Address to which you want to block. 3. Select Deny or Allow as appropriate. 4. By selecting the appropriate setting next to Days and Time, choose when the Inbound Traffic will be filtered. 5. Lastly, click the Save Settings button to activate the policy. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. Internet Access can be filtered by URL Address, by entering the address in a Website Blocking by URL Address field, or by entering a keyword in one of the Website Blocking by Keyword fields. Broadband Firewall Router with 4-Port Switch/VPN Endpoint Applications and Gaming > Port Range Forwarding Port Range Forwarding To forward a port, enter the information on each line for the criteria required. Application In this field, enter the name you wish to give the application. Each name can be up to 12 characters. Start and End Enter the number or range of port(s) used by the server or Internet applications. Check with the Internet application documentation for more information. Protocol Select the protocol used for this application, either TCP or UDP, or Both. IP Address For each application, enter the IP address of the PC running the specific application. Enabled Select Enabled to enable port forwarding for the applications you have defined. 13