Dynamic DNS (DDNS) is a method of updating a Domain Name System (DNS) in real time to point to a changing IP address on the internet. It is used to provide a persistent domain name for a resource that may change its location on the network.
Enable Service: Check this box to enable DDNS.
DDNS Server: Enter DDNS server address
Domain: Enter the domain name.
User Name: Enter the username of your DDNS account.
Password: Enter the password of you DDNS account.