An embodiment of the present invention offloads the generation and monitoring of test packets from a Central processing Unit to a dedicated network integrated circuit, such as a router, bridge or switch chip associated with the CPU. The valve disk has a centerline axis that extends through the valve disk. Moreover, a tool tray of the lighting-bearing tool tray kit can be erected or hung for inspections of tool parts to be accessed, light beams projected in a different direction for good lighting applications, and promotion of product competitiveness. This capability permits RFID tag information to be automatically collected and distributed to network applications for ultimate data processing and collection. A method of reducing refrigeration load can include orienting the refrigeration load reduction system within a fluid circulation path of a refrigeration unit adapted to cool a refrigeration chamber.