On idle
root@rockrobo:~# netstat -nltp
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.1:54322 0.0.0.0:* LISTEN 991/miio_client
tcp 0 0 127.0.0.1:54323 0.0.0.0:* LISTEN 991/miio_client
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1644/sshd
tcp 0 0 127.0.0.1:55551 0.0.0.0:* LISTEN 998/rriot_tuya
tcp 0 0 0.0.0.0:6668 0.0.0.0:* LISTEN 998/rriot_tuya
tcp6 0 0 :::22 :::* LISTEN 1644/sshd