[image] Which AT commands do you need? i keep getting bad session id errors. AT+KMQTTCFG=1,0,“ test.mosquitto.org ”,1883,3,1 AT+KMQTTCNX=1 AT+KMQTTSUB=1,“Publish”,0 AT+KMQTTPUB=1,“Publish”,0,0,“TEST”

I don’t see problem with the following: at+kcnxcfg=1,"GPRS","iot.swir" OK AT+KMQTTCFG=1,0,"test.mosquitto.org",1883,3,"hl78.1234",120,0,1,"test.hl78","network lost",0,0,"username","password" +KMQTTCFG: 1 OK ati3 HL7812.5.4.12.1 OK

which module are you using? Which FW are you using?

Hi, sorry for the late response. The module is: HL7812 The FW is: HL7812.5.5.14.0-23-12 [image] What do you need to get a session ID? Do i need to get certificates or something?

i saw that other user can make it work: [image] HL7810, MQTT Certs and ERROR code 907 Legacy HL Series Hi, I have an hl7810 modem and try to have aws iot connection. I think I need a help to write certs, I did like this: As u know when U create a thing on the aws iot, i…

Yes i see, But this example uses Amazon Web Services which i don’t want to use and uses encryption&Authentication which i want to use in the future but not now. So i will not need certificates. Using the reference guide it says to give the following AT command: [image] But this also isn’t work…

Omg thank you so much! i forget setting the APN and getting the IP i think! I got it working! [image]

Setting up MQTT with the HL78 & AT commands

IoT Modules HL78

jyijyi August 21, 2024, 8:48am 4

i saw that other user can make it work:

Topic		Replies	Views
Where do I start? How do I use this thing? Where are tutorials? IoT Modules	3	84	December 20, 2024
HL7810, MQTT Certs and ERROR code 907 Legacy HL Series debug	27	1298	November 2, 2023
HL7802 - Using TCP for MQTT HL78	3	955	September 20, 2022
HL7800 AWS MQTT Document/Support IoT Modules	2	1192	March 13, 2020
HL7810 5.7.2.0 resets during AT+KMQTTCNX; 5.5.14.0 disconnects after inbound QoS 1 PUBLISH HL78 debug , fw-upgrade	3	40	July 24, 2026

Setting up MQTT with the HL78 & AT commands

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