centos 7 port open
firewall-cmd --zone=public --add-port=55555/tcp --permanent
firewall-cmd --reloadcentos 7 port open
firewall-cmd --zone=public --add-port=55555/tcp --permanent
firewall-cmd --reloadhow to close port in linux
sudo ufw allow PORTCopyright © 2021 Codeinu
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