BC660K failed to open network connection

IoT Modules LPWA Module
1

Hi,
I am using BC660K-GL to send message using MQTT protocol. By using same NBIOT simcard on the BG96 module, it is connected and send data. the same simcard is not working with BC660K.
The log is as follow:

AT
AT
OK
AT+QSCLK=0
AT+QSCLK=0
OK
AT+CGMI;+CGMM;+CGMR;+CGSN;+CESQ
AT+CGMI;+CGMM;+CGMR;+CGSN;+CESQ
Quectel_Ltd
Quectel_BC660K-GL
Revision: QCX212
Quectel_BC660K-GL
Revision: BC660KGLAAR01A04
MPQ22EJ0B0246560P
+CESQ: 99,99,255,255,30,61

OK
AT+CESQ;+CEREG?;+CGPADDR?
AT+CESQ;+CEREG?;+CGPADDR?
+CESQ: 99,99,255,255,30,61
+CEREG: 0,1
+CGPADDR: 0,“90.50.200.60”

OK
AT+CPIN?;+CSQ;+CEREG?;+COPS?
AT+CPIN?;+CSQ;+CEREG?;+COPS?
+CPIN: READY
+CSQ: 19,0
+CEREG: 0,1
+COPS: 0,2,“42422”,9

OK
AT+QMTCFG=“version”,1,1
AT+QMTCFG=“version”,1,1
OK
AT+QMTCFG=“timeout”,1,10,3,1
AT+QMTCFG=“timeout”,1,10,3,1
OK
AT+QMTCFG=“session”,1,1
AT+QMTCFG=“session”,1,1
OK
AT+QMTCFG=“keepalive”,1,0
AT+QMTCFG=“keepalive”,1,0
OK
AT+QMTCFG=“ssl”,1,0
AT+QMTCFG=“ssl”,1,0
OK
AT+QMTOPEN=1,“mqtt-dashboard.com”,1883
AT+QMTOPEN=1,“mqtt-dashboard.com”,1883
OK

+QMTOPEN: 1,-1

2

Please execute first

AT+QIDNSGIP=0,“mqtt-dashboard.com”

1 Like
3

Thank you,
but it returns 565.

AT+QIDNSGIP=0,“mqtt-dashboard.com”
AT+QIDNSGIP=0,“mqtt-dashboard.com”
OK

+QIDNSGIP: 565

4

you try

AT+QIDNSCFG=0,8.8.8.8,8.8.4.4
AT+QIDNSGIP=0,“mqtt-dashboard.com”
AT+QMTOPEN=1,“mqtt-dashboard.com”,1883

or

AT+QMTOPEN=1," 3.77.175.147",1883

1 Like
5

Great,
It works fine.
Thanks a lot

6

:smile:Glad to solve your problem

1 Like