About AT+QIOPEN error(EC600N)

IoT Modules LTE Standard Module
1

When I send AT+QIOPEN,I got +QIOPEN:0,566.
How to resolve the error?

full AT cmd below:

AT+CPIN?
+CPIN: READY

OK
AT+CGREG?
+CGREG: 0,1

OK
AT+QICLOSE=0
OK
AT+QICSGP=1,1,“UNINET”,"","",1
OK
AT+QIDEACT=1
OK
AT+QIACT=1
OK
AT+QIACT?
+QIACT: 1,1,1,“10.137.159.69”

OK
AT+QIOPEN=1,0,“TCP”,“58.213.47.166”,5111,0,0
OK

+QIOPEN: 0,566

2

image
Please make sure your client to server network is smooth.

3

thanks,I check that the server network has problem.

4

Ok, you can capture the network packet for verification，Best Regards.

5

Greetings,
any help please?
Quectel - UG95E

Trying... AT+QIACT=1
Return: AT+QIACT=1
+CME ERROR: Unspecified GPRS error

AT+QIOPEN=1,0,"TCP","xxxx",yyy,0,0
OK
+QIOPEN: 0,561

Trying... AT+CGPADDR=1
Return: AT+CGPADDR=1
+CGPADDR: 1,"100.88.112.225"

OK