SimCom SIM7000 Series At Command Manual page 190

Test Command
AT+CNTP=?
Read Command
AT+CNTP?
Write Command
AT+CNTP=<ntp
server>[,<time
zone>][,<cid>][,<m
ode>]
Execution command
AT+CNTP
Parameter Saving
Mode
SIM7000 Series_AT Command Manual_V1.03
Response
+CNTP: (length of <ntp server>),(range of <time zone>),(range of
<cid>), (range of <mode>)
OK
Parameter
See Write Command
Response
+ CNTP: <ntp sever>,<time zone>,<cid>,<mode>
OK
Parameter
See Write Command
Response
OK
Parameter
<ntp server> NTP server's url
<time zone> Local time zone, the range is (-47 to 48), in fact,
time zone range (-12 to 12), but taking into account that some countries
and regions will use half time zone, or even fourth time zone, so the
entire extended four time zones X, so that when the time zone of the
input integers are used, without the need for decimal. Time zone in
front of the West if it is a negative number indicates the time zone.
<cid> Bearer profile identifier, refer to AT+SAPBR
<mode> print network time on uart and set to local time
0 Just set network to localtime
1 Just output network time to AT port
2 Set network to localtime and output network time to AT
port
Response
OK
+CNTP: <code>[,<time>]
Parameter
<code> 1 Network time synchronization is successful
61 Network Error
62 DNS resolution error
63 Connection Erro
64 Service response error
65 Service Response Timeout
<time> Network time
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Smart Machine Smart Decision
190 2018-05-08