检查特定端口上正在运行的程序名，可以采用：
[root@freelamp.com /root]# netstat -anp|more
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
....
tcp 0 0 203.199.66.200:8007 203.199.66.197:1060 CLOSE 1005/java
tcp 0 0 203.199.66.200:22 203.199.66.197:3768 ESTABLISHED 1381/sshd
tcp 0 0 203.199.66.200:23 192.168.57.46:1546 ESTABLISHED 1229/in.telnetd: 19
....
最后一列显示运行的程序及其 PID。
