Manually set clock time
Step 1.
Router(config)# clock timezone GMT 8
Step 2. Configure Daylight Saving time
Router(config)# clock summer-time GMT recurring
Step 3. #in Privileged mode not Global Configuration Mode
Router# clock set 17:47:00 JUN 14 2016
Verify time
Router# show clock
#Set Cisco time with NTP (Network Time Protocol)
Router(config)# ntp server <IP address of NTP Server>
Verify
show ntp status
show ntp associations