Forum Mihai Moldovan

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[root @ centos ~]$ netstat -n | grep ES
tcp 0 64 192.168.50.1:12345 192.168.50.5:49898 ESTABLISHED

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[root @ centos ~]$ lsof -i | grep -i established
sshd 3419 root 3u IPv4 14871903 0t0 TCP 192.168.50.1:12345->192.168.50.5:49898 (ESTABLISHED)
sshd 3424 cio 3u IPv4 14871903 0t0 TCP 192.168.50.1:12345->192.168.50.5:49898 (ESTABLISHED)

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[root @ centos ~]$ ss -tl4 '( sport = :22 )'

State           Recv-Q        Send-Q        Local Address:Port        Peer Address:Port
LISTEN        0                 128              *:ssh                              *:*