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| firewall add port | |
| iptables tcp connection log |
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| firewall-cmd --permanent --zone=public --add-port=9092/tcp | |
| firewall-cmd --reload | |
| firewall-cmd --zone=public --list-all |
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| iptables -N INBOUND | |
| iptables -A INPUT -i venet0 -p tcp -m state --state ESTABLISHED,RELATED -j INBOUND | |
| iptables -A INBOUND -p tcp -j LOG --log-prefix ' INBOUND TCP ' --log-level 4 -m limit --limit 5/min | |
| iptables -A INBOUND -p tcp -j ACCEPT | |
| tail -f /var/log/messages |
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