Problem:
[developer@askdevops ~]$ netstat -an
-bash: netstat: command not found
[developer@askdevops ~]$
Solution: Install net-tools as root user
yum install net-tools
Yum output:..
Installed:
net-tools.x86_64 0:2.0-0.24.20131004git.el7
Complete!
Checking again:
[root@askdevops ~]# netstat -an
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN
tcp 0 0 10.0.2.15:22 10.0.2.2:50407 ESTABLISHED
tcp 0 0 10.0.2.15:22 10.0.2.2:50405 ESTABLISHED
tcp6 0 0 :::22 :::* LISTEN
tcp6 0 0 ::1:25 :::* LISTEN
udp 0 0 0.0.0.0:68 0.0.0.0:*
udp 0 0 127.0.0.1:323 0.0.0.0:*
udp6 0 0 ::1:323 :::*
raw6 0 0 :::58 :::* 7