The present invention provides a method for connecting a plurality of lighting devices installed in a predetermined indoor space and controlling the same on the basis of a wireless mesh network by using a mobile communication terminal of a user. The method includes: setting at least one lighting device selected from the plurality of lighting devices as a bridge control means and designating remaining lighting devices as a mesh network group; registering the lighting device set as the bridge control means and the lighting devices designated as the mesh network group; and accessing the lighting device registered as the bridge control means; and on the basis thereof, controlling operations of the lighting device set as the bridge control means and the lighting devices designated as the mesh network group.