echo "AT+QMTOPEN=0,“mqtt-cn-zvp26u95z02.mqtt.aliyuncs.com”,188U
SB1
OK
+QMTOPEN: 0,0
echo "AT+QMTCONN=0,“test2"” > /dev/ttyUSB1
OK
+QMTCONN: 0,1
+QMTSTAT: 0,3
echo "AT+QMTCFG=“aliauth”,0,“ga8vFDx1q2P”,“test2”,"d330127
8c0acd55d1fe"" > /dev/ttyUSB1
OK
echo "AT+QMTOPEN=0,“mqtt-cn-zvp26u95z02.mqtt.aliyuncs.com”,188U
SB1
OK
+QMTOPEN: 0,0
echo "AT+QMTCONN=0,“test2"” > /dev/ttyUSB1
OK
+QMTCONN: 0,1
+QMTSTAT: 0,3