1 netstat
命令：netstat -ap | grep 5901
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ubuntu@mcj:~$ netstat -ap | grep 5901 (Not all processes could be identified, non-owned process info will not be shown, you would have to be root to see it all.) tcp6 0 0 [::]:5901 [::]:* LISTEN 1971/Xvnc4 tcp6 0 0 172.25.17.208:5901 172.25.17.26:63111 ESTABLISHED 1971/Xvnc4 |
命令：netstat -tln | grep 5901
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ubuntu@mcj:~$ netstat -tln | grep 5901 tcp6 0 0 :::5901 :::* LISTEN |
命令：netstat -tunlp | grep 5901
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ubuntu@mcj:~$ netstat -tunlp | grep 5901 (Not all processes could be identified, non-owned process info will not be shown, you would have to be root to see it all.) tcp6 0 0 :::5901 :::* LISTEN 1971/Xvnc4 |
参数含义：
- -t : 指明显示TCP端口
- -u : 指明显示UDP端口
- -l : 仅显示监听套接字(LISTEN状态的套接字)
- -p : 显示进程标识符和程序名称，每一个套接字/端口都属于一个程序
- -n : 不进行DNS解析
- -a 显示所有连接的端口
2 lsof
命令：sudo lsof -i:5901
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ubuntu@mcj:~$ sudo lsof -i:5901 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME Xvnc4 1971 ubuntu 3u IPv6 865124068 0t0 TCP *:5901 (LISTEN) Xvnc4 1971 ubuntu 24u IPv6 3053016662 0t0 TCP mcj:5901->172.25.17.26:63111 (ESTABLISHED) |