Time Zone data downoad failed for 7841 phones

[pranav desidi]

Hi All ,

we have 100 above 7841 phones facing same issue , time changes automatically . when i check the status message it is showing as "time zone data download failed "

CUCM - 8.6.2

Firmware -  sip78xx.10-1-1-9

[Aman Soi]

Hi Reddy,

have a look into this discussion

https://supportforums.cisco.com/discussion/12187361/cisco-7821-phones

regds,

aman