網絡鏈接狀態網絡
sshd 遠程鏈接服務 22(端口) rsync 873 sendmail 25 memcached 11211ssh
查看監聽端口tcp
[root@wy ~]# netstat -lnpide
Active Internet connections (only servers)memcached
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program namespa
tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN 1072/rpcbindserver
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1228/sshdrpc
查看網絡鏈接狀態(能夠看到服務端與客戶端的通訊狀態)it
[root@wy ~]# netstat -anio