Ntp Server; Figure 30: Settings->Time Settings->Holiday - Grandstream Networks UCM6510 IP PBX User Manual


Click on to edit the holiday.

Click on to delete the holiday.

Click on "Delete Selected Holidays" to delete multiple selected holidays at once.
Note:
For more details on how to use office time and holiday, please refer to the link below:
http://www.grandstream.com/products/ucm_series/ucm61xx/documents/how_to_use_office_time_and_hol
iday_ucm6100.pdf

NTP SERVER

The UCM6510 can be used as a NTP server for the NTP clients to synchronize their time with. To
configure the UCM6510 as the NTP server, set "Enable NTP server" to "Yes" under web
GUI->Settings->Time Settings->NTP Server. On the client side, point the NTP server address to the
UCM6510 IP address or host name to use the UCM6510 as the NTP server.
Firmware Version 1.0.1.12
Figure 30: Settings->Time Settings->Holiday
UCM6510 IP PBX User Manual Page 65 of 277