SMC Networks SMC7004ABR V.2 - Manual (Page 64)

Advanced Setup
61
The MAC Filtering feature of the Barricade™ Router allows you
to limit access to your network to up to 32 clients based on the
MAC (Media Access Control) address of the client machine. This
ID is unique to each network adapter. If the MAC address is
listed in the table, that client machine will have access to the
network.
URL Blocking
To configure the URL Blocking feature, use the table below to
specify the web sites (www.somesite.com) and/or keywords you
want to filter on your network.
To complete this configuration, you will need to create or modify
an access rule in “Access Control” on page 59. To modify an
existing rule, click the Edit option next to the rule you want to
modify. To create a new rule, click on the Add PC option.
From “Access Control Add PC” on page 60, check the option for
WWW with URL Blocking in the Client PC Service table to filter
out the websites and keywords specified below.
Use the above screen to block access to Web sites or to Web
URLs containing the keyword specified in the keyword table.