D-Link AirPlusTM G DI-524 Wireless Router. Modulation: OFDM. Networking standards: IEEE 802.11b, IEEE 802.11g, IEEE 802.3, IEEE 802.3u. Data link protocols: Ethernet, Fast Ethernet. Firewall security: NAT with VPN Pass-through, MAC Filtering, IP Filtering, URL filtering, Domain Blocking, Scheduling, Security algorithms supported: 64/128-WEP, 802.1x, WPA, VPN support: PPTP L2TP IPSec. Safety: FCC