User Guide

GRP26XX Administration Guide
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The default setting is “1440” minutes.
Allow DHCP Option 42
Override NTP Server
Defines whether DHCP Option 42 should override NTP server or not. When
enabled, DHCP Option 42 will override the NTP server if it’s set up on the
LAN. The default setting is “Yes”.
Time Zone
Configures the date/time used on the phone according to the specified time
zone.
Self-Defined Time
Zone
This parameter allows the users to define their own time zone.
The syntax is: std offset dst [offset], start [/time], end [/time]
Default is set to: MTZ+6MDT+5,M4.1.0,M11.1.0
MTZ+6MDT+5
This indicates a time zone with 6 hours offset with 1 hour ahead (when
daylight saving) which is U.S central time. If it is positive (+) if the local time
zone is west of the Prime Meridian (A.K.A: International or Greenwich
Meridian) and negative (-) if it is east.
M4.1.0,M11.1.0
The 1
st
number indicates Month: 1,2,3.., 12 (for Jan, Feb, .., Dec)
The 2
nd
number indicates the nth iteration of the weekday: (1
st
Sunday, 3
rd
Tuesday…)
The 3
rd
number indicates weekday: 0,1,2,..,6( for Sun, Mon, Tues, … ,Sat)
Therefore, this example is the DST which starts from the First Sunday of
April to the 1
st
Sunday of November.
Date Display Format
Configures the date display format on the LCD. The following formats are
supported. The default setting is yyyy-mm-dd:
• yyyy-mm-dd: 2012-07-02
• mm-dd-yyyy: 07-02-2012
• dd-mm-yyyy: 02-07-2012
• dddd, MMMM dd: Friday, October 12
• MMMM dd, dddd: October 12, Friday
Time Display Format
Configures the time display in 12-hour or 24-hour format on the LCD. The
default setting is in 12-hour format.
Show Date on Status
Bar
Allows users to display time and date on the top panel of the LCD screen.
Default setting is Disabled.
Settings → Preferences → Language
Display Language
Selects display language on the phone. There are 21 languages can be set
as display language, user could also choose “Auto” or “Downloaded
Language” as display language. The default setting is “Auto”.