... , it supports access control based on MAC addresses, IP addresses, domain names or applications such as MSN or ... nrt; Dynamic Host Configuration Protocol (DHCP), DHCP relay; Network Address Translation (NAT); PVC/Ethernet Port Mapping VLAN, 802.1P, ... IGMP snooping V1/2IGMP Multicast, UPnPSecurityNAT Firewall, SPI Firewall, MAC / IP / Packet / Application / URL Filtering, Denial of Service(DoS), ...