Dynamic Domain Name Resolution

The following describes the setting method of industrial modem USR-G781.


Dynamic Domain Name Resolution


DDNS setting method

Dynamic domain name resolution, or DDNS, is to set a domain name for the router. Through third-party service support, the router can be accessed by accessing the domain name. Here, the peanut shell ddns.oray.com is used.



parameter name



Whether to enable DDNS function

Effective interface

Which network interface is this function used on?

server address

DDNS server address


DDNS username


DDNS password

DDNS parameters


Setting method:

In the left navigation bar, choose: Services -> Dynamic DNS.

Fill in the parameters to be set on the right side.

Click "Save & Apply."

Reboot the device.