Web User Interface
Advanced - Network (Tab) - Time (Section): NTP Time Server (Reboot required)
Phone User Interface
Settings -> Network → Advanced → NTP
V8 / V10
Specify a list of domain names / IP addresses of the NTP servers here in a space-separated list. If the first server in the list is not available, the phone will try to retrieve the time from next server in the list.
This setting corresponds to DHCP option numbers 4 and 42. If
- DHCP is enabled and one or both of the options are present in dhcp_options_on_ip_aquire
- DHCP is disabled and one or both of the options are present in dhcp_options_on_inform
This setting can't be modified as the value will be retrieved via DHCP. To make the setting manually configurable again remove the option number from the respective list.
IP addresses, e.g. 126.96.36.199 188.8.131.52
Domain Names, e.g. time.example.com time.google.com
Before version 10.1.38.0: 184.108.40.206
Starting with version 10.1.38.0: 220.127.116.11 pool.ntp.org