Patent ID: 7209486

Claim:
An address access system comprising: first and second communication stations each being provided with a global address, the first and second communication stations each being a unit that communicates with each other; and a network to connect the first and second communication stations, wherein the first and second communication stations each comprises a terminal to which virtual and real private addresses are assigned, and an address translator determining, from the virtual private address, corresponding real private and global addresses, wherein the address translator of the first communication station transmits to the second communication station a transmission frame that is sent from the terminal belonging to the first communication station to the terminal belonging to the second communication station, the transmission frame including the virtual private address of the terminal, after the address translator translates the virtual private address into the corresponding real private address, while the address translator determines the global address of the second communication station based on the virtual private address and applies the global address to the frame, and wherein the address translator of the second communication station receiving the transmission frame to which the global address is attached sends a content of the transmission frame to the terminal indicated by the real private address included in the transmission frame.