Issue: I want to connect to public broker MQTT Dashboard w/o user&password.
Setup:
at+set_config=cellular:(AT+QMTOPEN=0,“broker.hivemq.com”,1883)
AT+QMTOPEN=0,“broker.hivemq.com”,1883
OK
+QMTOPEN: 0,0
at+set_config=cellular:(AT+QMTCONN?)
+QMTSTAT: 0,1
AT+QMTCONN?
OKat+set_config=cellular:(AT+QMTCONN=0,“RAK”) no user and password required
AT+QMTCONN=0,“RAK”
ERROR
ÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿat+set_config=cellular:(AT+QMTCONN=0,“RAK”,“123”,“456”) test with user & password
AT+QMTCONN=0,“RAK”,“123”,“456”
ERROR
ÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿ[00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00][00]
Details:
both connections variants work with a webclient
What is wrong here? Wat does [00][00] mean?