[root@localhost ~]# ss state connected sport = :http [root@localhost ~]# ss \( sport = :http or sport = :https \) [root@localhost ~]# ss -o state fin-wait-1 \( sport = :http or sport = :https \) dst 192.168.1/24 說明: ss dport OP PORT 遠程端口和一個數(shù)比較;ss sport ...
常用ss命令: ss -l 顯示本地打開的所有端口 ss -pl 顯示每個進程具體打開的socket ss -t -a 顯示所有tcp socket ss -u -a 顯示所有的UDP Socekt ss -o state established '( dport = :smtp or sport = :smtp )' 顯示所有已建立的SMTP連接 ...
不過,最近有一次安裝好一個 Ubuntu 發(fā)型版,發(fā)現(xiàn)默認沒有安裝 netstat,覺得非常奇怪,自己手動安裝后,發(fā)現(xiàn) man pages 提示,netstat 命令已經(jīng)是 deprecated 了,建議使用 ss 命令代替。 This program is mostly obsolete. Replacement for netstat is ss. Replacement for netstat -r is ip route. Replacement for netst...