Dynamic DNS (DDNS) service is the solution when you want to access the router from the Internet, but it has a dynamic IP address. You can sign up for a Dynamic DNS service and register a hostname for the router. With Dynamic DNS setup, the router will update the server its current WAN IP address to the Dynamic DNS server periodically, or the router is on a private network, it can update the IP address of its Internet gateway to the server.
The router triggers an update when:
This article shows how to set up Dynamic DNS with pre-defined service providers and with user-defined API.
1. After signed up for an account and registered a hostname, go to Applications >> Dynamic DNS, enable Dynamic DNS Setup and click on an available index number
2. Set up the Dynamic DNS Account as follows:
3. After clicking OK, the router will try to update its WAN IP to the Dynamic DNS Server, you may click View Log to check if it the update is successful.
4. Now, the Internet clients will be able to find the router's WAN IP when they query for the domain name.
If your service provider is not listed, you may use the API by selecting "User-Defined." for Service Provider.
Then, type the domain name of the update server in Provider Host, and type the rest of the URL in Service API.Usually, the updates are sent over an HTTP or HTTP request contains the following information: username, password, hostname, and IP address. An update URL will be similar to
[hostname] should be replaced with the username, password, and hostname that registered at the service provider, and
[IP] should be replaced with the WAN IP of your router. For
[IP], you may input
###IP### instead, then the router will replace
###IP### with its current interface IP when it sends out the HTTP request.
The syntax of update URL varies between providers, please refer to the API guide for the right syntax to use. Below are some examples.
Service Provider: ChangeIP.org
Service Provider: 3322.net
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