sir i am developing ec20 quectel when i send data to server i am getting error kindly support me …
[2021-01-18_11:38:21:315]+QCFG: “gprsattach”,1
[2021-01-18_11:38:21:315]OK
[2021-01-18_11:38:22:328]AT+CPIN?
[2021-01-18_11:38:22:328]+CPIN: READY
[2021-01-18_11:38:22:328]OK
[2021-01-18_11:38:23:267]AT+CREG?
[2021-01-18_11:38:23:267]+CREG: 0,1
[2021-01-18_11:38:23:267]OK
[2021-01-18_11:38:23:906]AT+CGREG?
[2021-01-18_11:38:23:906]+CGREG: 0,1
[2021-01-18_11:38:23:906]OK
[2021-01-18_11:38:24:595]AT+CEREG?
[2021-01-18_11:38:24:595]+CEREG: 0,1
[2021-01-18_11:38:24:595]OK
[2021-01-18_11:38:36:127]AT+QICSGP=1,1,“airtelgprs.com”,"","",1
[2021-01-18_11:38:36:127]OK
[2021-01-18_11:38:39:128]AT+QIDEACT=1
[2021-01-18_11:38:39:128]OK
[2021-01-18_11:38:40:320]AT+CGQMIN
[2021-01-18_11:38:40:320]OK
[2021-01-18_11:38:41:690]AT+QIACT=1
[2021-01-18_11:38:41:690]OK
[2021-01-18_11:38:44:159]AT+QIACT?
[2021-01-18_11:38:44:159]+QIACT: 1,1,1,“100.111.181.189”
[2021-01-18_11:38:44:159]OK
[2021-01-18_11:38:46:175]AT+QIOPEN=1,1,“TCP”,“183.82.35.93”,5012,0,0
[2021-01-18_11:38:46:175]OK
[2021-01-18_11:38:46:350]
[2021-01-18_11:38:46:350]+QIOPEN: 1,0
[2021-01-18_11:38:50:629]AT+QISEND=0,10,“1234567890”
[2021-01-18_11:38:50:629]ERROR