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DSL542EU ADSL Router User’s Manual
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5.3.9 IP Filter
This page displays the settings of IP Filter. It provides you an interface to block or allow
specified IP. You can create your block/allow list to selectively allow traffic pass in and out of
your network.
5.3.10 Port Filter
This page displays the settings of Port Filter. It is another security function, which provides
four security levels (Block/Low/Medium/High). You can choose one of level and then editing
your suitable security policy.