Quectel BG96 TCP/IP

LPWA Module Series
BG96 TCP/IP Application Note
BG96_TCP/IP_Application_Note 48 / 52
3.12. Get Last Error Code
OK
+QNTP: 0,"2013/08/19,11:10:10+32"
AT+CCLK?
+CCLK: "13/08/19,11:10:57+32"
OK
AT+QIOPEN=1,"TCP","220.180.239.212",8009,0,1 //Start a socket service, but <connectID> is not
specified.
.
ERROR
AT+QIGETERROR
+QIGETERROR: 552, invalid parameters
OK