MQTT::return_code¶
Description¶
This command gets or sets the return-code field of MQTT CONNACK
messages.
Syntax¶
MQTT::return_code [<return_code>]
MQTT::return_code <return_code>¶
- Set the return-code field of MQTT CONNACK message to specified
number. The number must be smaller than 256.
- 0 : Connection Accepted.
- 1 : Connection Refused. Protocol level not supported.
- 2 : Connection Refused. The client-identifier is not allowed by the server.
- 3 : Connection Refused. The MQTT service is not available.
- 4 : Connection Refused. The data in the username or password is malformed.
- 5 : Connection Refused. The client is not authorized to connect.
- 6-255 : Reserved for future use.