Table 22: Time Auto Updating - Grandstream Networks UCM6100 Series User Manual

Remote NTP Server
Enable DHCP Option 2
Enable DHCP Option 42
Time Zone
Self-Defined Time Zone
Firmware Version 1.0.10.39

Table 22: Time Auto Updating

Specify the URL or IP address of the NTP server for the UCM6100 to
synchronize the date
ntp.ipvideotalk.com.
If set to "Yes", the UCM6100 is allowed to get provisioned for Time Zone
from DHCP Option 2 in the local server automatically. The default setting
is "Yes".
If set to "Yes", the UCM6100 is allowed to get provisioned for NTP Server
from DHCP Option 42 in the local server automatically. This will override
the manually configured NTP Server. The default setting is "Yes".
Select the proper time zone option so the UCM6100 can display correct
time accordingly.
If "Self-Defined Tome Zone" is selected, please specify the time zone
parameters in "Self-Defined Time Zone" field as described in below
option.
If "Self-Defined Time Zone" is selected in "Time Zone" option, users will
need define their own time zone following the format below.
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 and 1 hour ahead for DST,
which is U.S central time. If it is positive (+), the local time zone is west of
the Prime Meridian (A.K.A: International or Greenwich Meridian); If it is
negative (-), the local time zone is east.
M4.1.0,M11.1.0
The 1st number indicates Month: 1,2,3.., 12 (for Jan, Feb, .., Dec).
The 2nd number indicates the nth iteration of the weekday: (1st Sunday,
3rd Tuesday...). Normally 1, 2, 3, 4 are used. If 5 is used, it means the
last iteration of the weekday.
The 3rd 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 1st Sunday of November.
UCM6100 Series IP PBX User Manual
and time. The default NTP server is
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