3) It is not recommended to use a domain name, as it will take a long time for the MQTT service to resolve the domain name for the first time and increase power consumption. It is recommended to use IP instead of domain name.
3) Domain names are not recommended, which will make the first MQTT service to resolve domain names will take a long time to increase power consumption. IP is recommended instead of domain name.
3) It is not recommended to use a domain name, which will take a long time for the first time for mqtt service to resolve the domain name and increase the power consumption. It is recommended to use IP instead of domain name.<br>