The peers in the same location are connected in a Location Area P2P Network (LAPN) which is connected by pointers. The method can resolve the problem and improve the system efficiency.

• 在该系统中；将同一地区的节点组织为一个局域P2P网络(Location Area P2P Net-work；LAPN)；使用指针连通这些局域P2P网络；可以很好地解决上述问题；使系统执行效率大大提高.