在GNU/Linux中查看端口占用情况的命令

/********************************************************************* * Author : Samson * Date : 04/08/2014 * Test platform: * Linux debian-IDS 3.13.7 * GNU bash, version 4.2.37 * *******************************************************************/第一种方法：root@debian:/home/# netstat -antActive Internet connections (servers and established)Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:33223 0.0.0.0:* LISTEN tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN tcp6 0 0 ::1:25 :::* LISTEN tcp6 0 0 :::60042 :::* LISTEN tcp6 0 0 :::111 :::* LISTEN tcp6 0 0 :::80 :::* LISTEN tcp6 0 0 111.111.111.120:80 111.111.111.114:1119 ESTABLISHEDtcp6 0 0 111.111.111.120:80 111.111.111.114:1123 ESTABLISHEDtcp6 0 0 111.111.111.120:80 111.111.111.114:1125 TIME_WAIT tcp6 0 0 111.111.111.120:80 111.111.111.114:1112 TIME_WAIT tcp6 0 0 111.111.111.120:80 111.111.111.114:1110 TIME_WAIT tcp6 0 0 111.111.111.120:80 111.111.111.114:1122 ESTABLISHEDtcp6 0 0 111.111.111.120:80 111.111.111.114:1114 TIME_WAIT tcp6 0 0 111.111.111.120:80 111.111.111.114:1117 TIME_WAIT 第二种方法：root@debian:/home# lsof -i:80COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAMEapache2 2301 root 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 2497 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 2498 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 2499 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 2500 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 2501 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 6108 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 6117 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)apache2 6118 www-data 4u IPv6 7298 0t0 TCP *:http (LISTEN)//mysql default port root@debian:/home# lsof -i:3306COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAMEmysqld 2992 mysql 10u IPv4 9546 0t0 TCP localhost:mysql (LISTEN)

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