System Design and Simulation for Square Dance Movement Monitoring Based on Machine Learning

Table 3

MQTT message type.

Name	Value	Flow	Description
CONNECT	1	Client to the server	Client request connection server
CONNACK	2	Server to the client	Server confirming connection request
PUBLISH	3	Client and server two-way	Making an announcement
PUBACK	4	Server to the client	QoSL release confirmation
PUBREC	5	Server to the client	Qos2 release
PUBREL	6	Server to the client	QoS2 release
PUBCOMP	7	Server to the client	QoS2 release completion
SUBSCRIBE	8	Client to the server	Client subscription message
SUBACK	9	Server to the client	Confirm subscription
UNSUBSCRIBE	10	Client to the server	Cancel subscription request
UNSUBACK	11	Server to the client	Cancel subscription confirmation
PINGREQ	12	Client to the server	Ping request
PINGRESP	13	Client to the server	Ping reply
DISCONNECT	14	Client to the server	Clients disconnected