UCM6200 Series User Manual 
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  Note: 
The configurations under Web GUI->Settings->Time Settings->Time Auto Updating page require reboot to 
take effect. Please consider configuring auto time updating related changes when setting up the UCM6200 for 
the first time to avoid service interrupt after installation and deployment in production. 
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Table 22: Time Auto Updating 
Specify  the  URL  or  IP  address  of  the  NTP  server  for  the  UCM6200  to 
synchronize  the  date  and  time.  The  default  NTP  server  is 
ntp.ipvideotalk.com. 
If set to "Yes", the UCM6200 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 UCM6200 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 UCM6200 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).