netstat -tnl
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:2000 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:1720 0.0.0.0:* LISTEN
tcp 0 0 ::ffff:127.0.0.1:8005 :::* LISTEN
tcp 0 0 :::8009 :::* LISTEN
tcp 0 0 :::8080 :::* LISTEN
tcp 0 0 :::80 :::* LISTEN
tcp 0 0 :::22 :::* LISTEN
以上爲某臺服務器所打開的服務