A multilayer circuit board formed by integrally laminating a plurality of printed wiring boards in a multilayer structure so as to provide air gaps therebetween. A method supporting a stent during the application of a coating substance is also provided. A lot plan can be created that includes the flow block, and the lot plan can be updated to include partial flows and special processing before or during processing of the lot plan. The information of the NSD can be used by a Network Risk Management Service to appropriately respond and protect the network.