N300 Wireless Gigabit ADSL2+ Modem Router DGN3500
Service. From this list, select the application or service to be allowed or blocked. The list
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already displays many common services, but you are not limited to these choices. Use
the Add Custom Service button in the Services screen to add any additional services or
applications that do not already appear.
Action. Choose how you want this type of traffic to be handled. You can block or allow
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always, or you can block or allow according to the schedule you have defined in the
Schedule screen.
LAN Users. These settings determine which packets are covered by the rule, based on
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their source LAN IP address. Select the option that you want:
Any. All IP addresses are covered by this rule.
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Address range. If this option is selected, you must fill in the Start and Finish fields.
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Single address. Enter the required address in the Start field.
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WAN Users. These settings determine which packets are covered by the rule, based on
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their destination WAN IP address. Select the option that you want:
Any. All IP addresses are covered by this rule.
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Address range. If this option is selected, you must fill in the Start and Finish fields.
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Single address. Enter the required address in the Start field.
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Log. You can select whether the traffic will be logged. The choices are:
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Never. No log entries will be made for this service.
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Always. Any traffic for this service type will be logged.
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Match. Traffic of this type that matches the settings and action will be logged.
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Not match. Traffic of this type that does not match the settings and action will be
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logged.
Order of Precedence for Rules
As you define new rules, they are added to the tables in the Firewall Rules screen, as shown
in the following figure:
Protecting Your Network
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