安装
[root@wj ~]# yum -y install net-tools查看端口
[root@wj nginx]# netstat -tunlp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 4659/nginx: master
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1042/sshd
tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN 1192/master
tcp 0 0 0.0.0.0:8000 0.0.0.0:* LISTEN 4659/nginx: master
tcp6 0 0 :::22 :::* LISTEN 1042/sshd
tcp6 0 0 ::1:25 :::* LISTEN 1192/master
udp 0 0 127.0.0.1:323 0.0.0.0:* 812/chronyd
udp6 0 0 ::1:323 :::* 812/chronyd THE END