...
The ClearBlade MQTT broker honors these MQTT 3.1.1 error codes:
Value | Return Code Responsecode response | Description |
|---|---|---|
0 | 0x00 Connection Accepted | Connection accepted |
1 | 0x01 Connection Refused, unacceptable protocol version | The server does not support the MQTT protocol level requested by the client |
2 | 0x02 Connection Refused, identifier rejected | The client identifier is correct (UTF-8) but unallowed by the server. A duplicate |
3 | 0x03 Connection Refused, Server unavailable | The network connection has been made, but the MQTT service is unavailable |
4 | 0x04 Connection Refused, bad user name or password | The data in the user name or password is malformed |
5 | 0x05 | Unused by IoT Core |
13 | 0x13 | All other events for connect, disconnect, publish, and subscribe |
...