程序用于构造虚假ARP包来欺骗网络主机，使 得被指定的主机被从网络中断开；程序只对以 路由作为划分的同一局域内主机产生作用。-procedures for constructing false ARP packets to deceive the network hosts, making the mainfr a me has been designated to be disconnected from the network; Procedure for routing to the sa