// Aula 3 - Criando as Rich Rules

# firewall-cmd --zone=dmz --add-rich-rule='rule family=ipv4 source address=10.0.0.100/32 reject' --timeout=60

# firewall-cmd --list-all --zone=dmz

# firewall-cmd --add-rich-rule='rule service name=http log limit value=3/m accept' --zone=dmz

# firewall-cmd --list-all --zone=dmz

# firewall-cmd --add-rich-rule='rule protocol value=icmp accept' --zone=dmz

# firewall-cmd --add-rich-rule='rule family=ipv4 source address=10.0.0.0/24 port port=7900-7905 protocol=tcp accept' --zone=dmz

# firewall-cmd --list-all --zone=dmz

# firewall-cmd --zone=dmz --add-rich-rule='rule service name="ssh" log prefix="SSH ATTEMPT: " level="notice" limit value="3/m" accept'