Beward N37210 Owner's Manual page 44

Host name: type a host name obtained during the registration at the DDNS provider
website.
Periodical Update: select a period for the device to update IP address on DDNS server.
The following values are available:

Auto: auto IP address updating on DDNS server.

Periodical: set the time to IP address updating on DDNS server until it updates
successfully. The following values are available: 5, 10, 15, 30, 60 minutes.
IP address updates if the device is connected to the Internet, the camera is turned on and
dynamic IP address updating (DHCP).
N37210 Operations User Manual
Chapter 8. The [SETTING] Menu: Network
43