Copyright Micropelt

Problems and Possible Solutions

Symptoms

Problem

Solution

Symptoms

Problem

Solution

Device joined to gateway

User received uplinks

Device did not respond to downlinks

Downlinks were being sent on the wrong port

Operating downlinks should be sent on port 1

Device behaviour does not match downlink instruction

Downlink queue was not empty

Clear the downlink queue

User received many normal uplinks

User received some bizarre uplinks

LoRaWAN join process is as follows:

MAC messages are sent on port 0.

User was deserialising the MAC messages as if they were operating uplinks.

When gathering operating uplinks, include a filter:

port == 1