Description
OS:
MQTT Version 5.0
OASIS Standard
07 March 2019
https://docs.oasis-open.org/mqtt/mqtt/v5.0/os/mqtt-v5.0-os.docx
https://docs.oasis-open.org/mqtt/mqtt/v5.0/os/mqtt-v5.0-os.html
https://docs.oasis-open.org/mqtt/mqtt/v5.0/os/mqtt-v5.0-os.pdf