只有目标机器也在运行本程序才能收到您发送的信息。如果双方都是NT，2000或XP系统，则可以使用信使服务发送，对方机器不必安装本软件。使用信使服务只能发送单行信息。-Only the target machine is also running This procedure in order to receive the information you send. If both partners are NT, 2000 or XP system, you can use the Messenger service to send, the other machines without having to install the software. Using the Messenger service can only send one-way messages.