One customer has power issue,everytime after power off,the IP telephone time goes back to default value
IPT can't synchronize time from PBX
1.enable NTP service on U1930
2.show SNTP service to check whether enabled
3.set SNTP service on IP telephone
1.PBX didnt set enable NTS service
2.IPT settings error
our PBX has the function of SNTP ,but default value is "disabled"