DrayTek Corp. on Twitter: "DrayDDNS, a free dynamic DNS service, is included in all DrayTek routers. With it, the router will automatically update the latest WAN IP to the dynamic DNS server
DrayTek Vigor 2830 vs DrayTek Vigor 2850n: What is the difference?
DrayTek V2830N-K Vigor2830n ADSL Gigabit Ethernet Wireless N Router Firewall