Kena ada root access !
netstat -ntlp
Contoh:
root@controlplane netstat -ntlp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.11:41859 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:10248 0.0.0.0:* LISTEN 4261/kubelet
tcp 0 0 127.0.0.1:10249 0.0.0.0:* LISTEN 5454/kube-proxy
tcp 0 0 127.0.0.1:2379 0.0.0.0:* LISTEN 3592/etcd
tcp 0 0 10.16.229.12:2379 0.0.0.0:* LISTEN 3592/etcd
tcp 0 0 10.16.229.12:2380 0.0.0.0:* LISTEN 3592/etcd
tcp 0 0 127.0.0.1:33645 0.0.0.0:* LISTEN 4261/kubelet
tcp 0 0 127.0.0.1:2381 0.0.0.0:* LISTEN 3592/etcd
tcp 0 0 0.0.0.0:8080 0.0.0.0:* LISTEN 766/ttyd
tcp 0 0 127.0.0.1:10257 0.0.0.0:* LISTEN 3468/kube-controlle
tcp 0 0 127.0.0.1:10259 0.0.0.0:* LISTEN 3784/kube-scheduler
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN 449/systemd-resolve
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 768/sshd
tcp6 0 0 :::10250 :::* LISTEN 4261/kubelet
tcp6 0 0 :::6443 :::* LISTEN 3422/kube-apiserver
tcp6 0 0 :::10256 :::* LISTEN 5454/kube-proxy
tcp6 0 0 :::22 :::* LISTEN 768/sshd
tcp6 0 0 :::8888 :::* LISTEN 4680/kubectl
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