A method of mapping a memory addressing of a multiprocessing system when it is emulated using a virtual memory addressing of another multiprocessing system includes accessing a local lookaside table on a target processor with a target virtual memory address. This device allows for simultaneously sensing different features of a biological surface, said features having smallest distinguishable features of different size. , mobile devices that have short-range wireless communication capability. The policy server can remotely load configuration information into a running client agent to provide administrative constraints or state changes. The receiver extension is located within the folding stock.