先打开好友的聊天界面,在DOS窗口里(Win9x下叫DOS,Win2000下叫命令提示符)。输入如下命令: netstat -n 你将看到: Active Connections Proto Local Address Foreign Address State TCP 202.109.34.78:1200 202.121.139.35:61555 ESTABLISHED TCP 202.109.34.78:2694 202.109.72.40:6667 ESTABLISHED TCP 202.109.34.78:4869 211.202.1.227:23 ESTABLISHED 这么多IP!哪个才是我们要找的呢?然后在DOS下再输入一次: netstat -n 你将看到: Active Connections Proto Local Address Foreign Address State TCP 202.109.34.78:1200 202.121.139.35:61555 TIME_WAIT TCP 202.109.34.78:2694 202.109.72.40:6667 ESTABLISHED TCP 202.109.34.78:4869 211.202.1.227:23 ESTABLISHED 看出前后两次的区别了吗?你会发现: 原来:TCP 202.109.34.78:1200 202.121.139.35:61555 ESTABLISHED 现在:TCP 202.109.34.78:1200 202.121.139.35:61555 TIME_WAIT 好了,现在你该知道了吧?对!和你聊天的人的IP就是:202.101.139.35