Using the DDNS Option Ubee Interactive34 Ubee DDW262.G Wireless Cable Modem and Router Subscriber User Guide • September 2011explained following this screen example.5.5 Using the DDNS OptionThe dynamic domain name system (DDNS) allows a changing IP address to be assignedto a constant pre-defined host name. This allows the host to be contacted by other hostson the Internet even if its IP address changes.The DDNS service for the DDW262.G is provided through a third-party and can bepurchased from Dynamic Network Services Inc. at www.dynDNS.com or No-IP atwww.no-ip.com.Label DESCRIPTIONIndex Provides an index number to each client that connects to yournetwork. Each entry reflects a direct correlation from the MACaddress to the static IP address.MAC Address Displays the MAC address of the client to which you want toassign the static IP address. You can assign only one privateIP address per MAC address.IP Address Defines a specific IP address to assign to the specificclient/host. The IP address is reserved and not assigned to anyother devices that may be connected and setup to use DHCP.Enabled Activates this rule.Clear Deletes the rule.Apply Saves all screen changes.