22 Nokia Smart Home user guide4. From the DDNS screen, you can modify thespecific DDNS settings such as enabling ordisabling them, listing the specific ISP URL,domain name and username/password.5. After modifying the parameters, selectDone.How to use a networkclock to setup thetime on your ONTNetwork Time Protocol (NTP) enables you tosynchronize the time setting of your ONU withan external network time source.This menu allows you to enable or disable NTPsettings on the ONU and modify/add the NTPservers used. You can also select different timezones for ONU login purposes.1. From the Home/Dashboard screen, selectthe icon [Figure 2], then select theAdvanced Settings option.2. Select the NTP option, and you will bedirected to the NTP screen.Figure 34Figure 35