Agregar ó eliminar puertos del firewall de CentOS 7

Agregar servicio de firewalld:

# systemctl enable firewalld

Eliminar servicio de firewalld:

# systemctl enable firewalld

Agregar puertos:

# firewall-cmd --zone=public --add-port=8080/tcp
# firewall-cmd --runtime-to-permanent
# firewall-cmd --reload
# systemctl restart firewalld
# firewall-cmd --zone=public --list-ports

Eliminar puertos:

# firewall-cmd --zone=public --remove-port=8080/tcp
# firewall-cmd --runtime-to-permanent
# firewall-cmd --reload
# systemctl restart firewalld
# firewall-cmd --zone=public --list-ports

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