User Manual

Configuring Basic Features
51
them. The time and date display can use one of several different formats.
Time Zone
A time zone is a region on Earth that has a uniform standard time. It is convenient for
areas in close commercial or other communication to keep the same time. When
configuring the IP phone to obtain the time and date from the NTP server, you must set
the time zone.
Daylight Saving Time
Daylight Saving Time (DST) is the practice of temporary advancing clocks during the
summertime so that evenings have more daylight and mornings have less. Typically,
clocks are adjusted forward one hour at the start of spring and backward in autumn.
Many countries have used the DST at various times, details vary by location. The DST
can be adjusted automatically from the time zone configuration. Typically, there is no
need to change this setting.
The following table lists available configuration methods for time and date.
Option
Configuration Methods
Time Zone
Configuration Files
Web User Interface
Phone User Interface
Time
Web User Interface
Phone User Interface
Time Format
Configuration Files
Web User Interface
Phone User Interface
Date
Web User Interface
Phone User Interface
Date Format
Configuration Files
Web User Interface
Phone User Interface
Daylight Saving Time
Configuration Files
Web User Interface
Procedure
Configuration changes can be performed using the configuration files or locally.
Configuration File
<MAC>.cfg
Configure NTP by DHCP priority
feature.