Operation Manual

Date and time settings field descriptions

Name Description

NTP Server Specifies the URL or IP address of the NTP server.

The phone can obtain the date and time from the

server.

Allow DHCP Option 42 to override NTP server Specifies whether the DHCP Option 42 overrides the

NTP server.

Time Zone Specifies the time zone based on which the phone

displays the date and time.

Allow DHCP Option 2 to Override Time Zone

Setting

Specifies whether DHCP Option 2 overrides the time

zone settings.

Self-Defined Time Zone Specifies the user-defined time zone. You can use

the following syntax to define the time zone:

std offset dst [offset], start [/time], end [/time]

The default is set to MTZ+6MDT+5,M4.1.0,M11.1.0 ,

where

• MTZ+6MDT+5 indicates a time zone with six hours

offset with one hour ahead of the U.S central time.

Plus (+) indiactes the local time zone is west of the

Prime Meridian. Minus (-) indicates the local time

zone is east of the Prime Meridian.

• M4.1.0,M11.1.0 in which the first number indicates

the month, where 1 corresponds to January, 2

corresponds to February, and so on. The second

number indicates the nth iteration of the weekday,

where 1 corresponds to Sunday, 2 corresponds to

Monday, and so on. The third number indicates

weekday, where 0 corresponds to Sunday, 1

corresponds to Monday, and so on.

Date Display Format Specifies the date display format on the LCD.

Time Display Format Specifies the time display in 12-hour or 24-hour

format on the LCD.