Azure IoT Hub X.509 Connection Error on EC200U (QMTCONN 5)

IoT Modules LTE Standard Module
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1

I am trying to connect a Quectel EC200U module to Azure IoT Hub using MQTT over TLS (port 8883) with X.509 certificates.

Network attach, PDP, SSL config, and QMTOPEN are successful, but the MQTT connection fails. Below i have attach AT commands that I’m using:
AT commands.txt (2.1 KB)

2

pls add at command

AT+QSSLCFG=“seclevel”,1,2
AT+QSSLCFG=“sni”,1,1

3

thanks you. Now its works.
can we use https to connect with azure using X.509 certificates.

4

X.509 is currently not supported.

5

Then how we can connect with https with azure.
can we use like - sas token.
is there manual for it if yes can you share it