11N Wireless Broadband Router User Guide53 Main features:1. Mostly, your ISP provides a dynamic IP address and the DDNS is used to capturethe changeable IP address and match to the fixed domain. Then users can haveaccess to the Internet to communicate with others outside the network.2. DDNS can help you to establish a virtual host in your home or company. DDNS: Click the radio button to enable or disable the DDNS service. Service provider: Select one from the drop-down list and click “Sign up” forregistration. Username: Enter the username that you use to register from the DDNS provider Password: Enter the password that you use to register from the DDNS provider Domain name: Enter the effective registered domain nameFor example:Establish a Web server in the local host 192.168.1.10 and register in 3322.org as follows:Username NisutaPassword 123456Domain Name Nisuta.3322.orgAfter mapping the port in the virtual server, and setting account information in DDNS server,you can then access the web page by entering http://Nisuta.3322.org in the address field.10.3 Backup/RestoreOn this screen, you can back up the router’s current settings or restore previous settings.