title Remote configuration (active)

note left of Node: Node starting

Node->Server: SUBSCRIBE $SYS/conf/{id}/item-id1 value
Server->Node: PUBLISH $SYS/conf/{id}/item-id1 value

note left of Node: Node working
note left of Server: Config update

Server->Node: PUBLISH $SYS/conf/{id}/item-id1 value

note left of Node: New settings
