IPv6通信程序，客端程序名程为tcpv6c，服务器则为tcpv6s。从客端输入特定指令后，将其送入服务器处理，结果显示在客端的画面上。-IPv6 communication procedures, the procedures were way off-side for tcpv6c, servers, compared with tcpv6s. Input from customer-specific instructions will be sent to the server to de