Which ports must be enabled for the Zigbee gateway? January 19, 2023 13:30 Updated The following ports must be considered for the integration of the gateway: Port: 80 / 443 / 1883 / 8883 / 8886 / 8887 Related articles What does the exclamation point on the display of the brennenstuhl®Connect Zigbee radiator thermostat HT CZ 01 mean ? Does a continuous W-LAN connection have to exist for the brennnenstuhl®Connect products? Where is the user data that is specified for the brennenstuhl®Connect app? Do the brennenstuhl®Connect products have an MQTT or HTTP interface? What can I do if my brennenstuhl®Connect device cannot be connected?