Yealink SIP-T4X Administration Manual page 64

To configure NTP by DHCP priority feature via web user interface:
1. Click on Settings->Time & Date.
2. Select the desired value from the pull-down list of NTP By DHCP Priority.
3. Click Confirm to accept the change.
To configure the NTP server, time zone and DST via web user interface:
1. Click on Settings->Time & Date.
2. Select Disabled from the pull-down list of Manual Time.
3. Select the desired time zone from the pull-down list of Time Zone.
4. Enter the domain names or IP addresses in the Primary Server and Secondary
Server fields respectively.
5. Enter the desired time interval in the Synchronism (15~86400s) field.
6. Select the desired value from the pull-down list of Daylight Saving Time.
If you select Enabled, do one of the following:
Phone User Interface
Configuring Basic Features
Navigate to:
http://<phoneIPAddress>/servlet
?p=settings-datetime&q=load
Configure the NTP server and
time zone.
Configure the time and date
manually.
Configure the time and date
formats.
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