ifconfig, netstat 명령어가 작동하지 않을때 : net-tools 미설치 [root@web ~]# rpm -q net-tools package net-tools is not installed [root@web ~]# ifconfig -bash: /sbin/ifconfig: No such file or directory [root@web ~]# netstat -bash: netstat: command not found net-tools 설치 yum -y install net-tools [root@web ~]# netstat Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address Stat..