调试模组，正常通信了7个小时，程序出现了在发送数据成功一段时间后，收到了+QMTSTAT: 0,1。之后的调试每次发送成功一条数据，都会在下条数据发送前（2分钟内）收到+QMTSTAT: 0,1，使得设备要不断的OPEN域名，请教下该如何解决？
ps：MQTT通信前，PSM已经关了，AT休眠锁也关了。
ATE0
ATE0
Receive ATE0 command response fa
ilure, retry.
Repeat times : 0
ATE0
OK
ATI
Quectel_Ltd
Quectel_BC20
Rev
ision: BC20NAR01A09
OK
AT+
CPSMS=0
OK
AT+QSCLK=0
OK
AT+CPSMS?
+CPSMS: 0
OK
AT+CIMI
460046909901444
OK
AT+CGSN=1
+CGSN: 862188041143127
OK
AT+CEDRXS=0,5
OK
AT+QBAND=1,8
OK
AT+CGATT?
+CGATT: 1
OK
+CGATT: 1
OK
AT+CSQ
+CSQ: 19,0
OK
CSQ strength : 19
AT+CCLK?
+CCLK: 2020/04/09,00:39:29GMT+8
OK
Mqtt init…
AT+QMTCFG="version
",0,4
OK
AT+QMTCFG=“session”,0,0
OK
AT+QMTCFG=“timeout”,0,60,10,0
OK
AT+QMTCFG=“keepalive”,0,0
OK
AT+QMTOPEN=0,“180.104.135.10”,1831
OK
+QMTOPEN: 0,0
AT+QMTCONN=0,“METER”,“0
20001598”,“dkajonngknkeng”
OK
OK
+QMTCONN: 0,0,0
AT+QMTPUB=0,1,1,1,“example”
{“p”:0.47,“temperature”:22.03, “voltage”:3.3}
OK
+QMTPUB: 0,1,0
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
AT+QMTCONN?
+QMTCONN: 0,3
OK
+QMTCONN: 0,3
OK
+QMTSTAT: 0,1
AT+QMTCONN?
OK
//此处已经断开连接了
AT+QMTPUB=0,1,1,1,“example”
{“p”:0.47,“temperature”:22.03, “voltage”:3.3}
OK