Compatible with HSPA +/HSUPA/HSDPA/CDMA DVDO RO/RA/RB USB Modem * Management, port range forwarding, exposed host (DMZ), DNS proxy, URL, content filtering, save/restore configuration, upgrades via Web PPPOE Relay * Firewall: Stateful packet inspection (SPI), denial-of-service (DOS) protection, Webs Content filter, Keyword Filter