Currently, the Reason String property is only supported in CONNACK and incoming DISCONNECT packets. Since Reason String appearance is tightly coupled to the Request Problem Information property in the CONNECT packet, a future implementation should address both properties together.
Currently, the Reason String property is only supported in CONNACK and incoming DISCONNECT packets. Since Reason String appearance is tightly coupled to the Request Problem Information property in the CONNECT packet, a future implementation should address both properties together.