... , supports USB-type external cellular modems3. Supported protocols: TCP, UDP, IP, ARP, ICMP, DHCP, PPPoE, DNS, PAP/CHAP, HTTP.4. Supports ... statistics5. Supports 3G, PPPoE(DSL and Cable modem), dynamic IP, static IP broadband access6. Supports IP Filtering, Domain Filtering, MAC Filtering, block QQ and ...