MAC Filtering Setup MAC Filtering Global Policy: FORWARDED MAC Filtering is only effective on ATM PVCs configured in Bridge mode. FORWARDED means that all MAC layer frames will be FORWARDED except those matching with any of the specified rules in the following table. BLOCKED means that all MAC layer frames will be BLOCKED except those matching with any of the specified rules in the following table. Choose Add or Remove to configure MAC filtering rules. VPI/VCI Protocol Destination MAC Source MAC Frame Direction