Linux Iptables Course
Gain expertise in Linux iptables through building secure firewalls for multi-NIC setups, developing strong filter and NAT rules, and testing them with live traffic, logs, and diagnostics. This course builds practical network security skills essential for today's IT infrastructures, covering design, deployment, and troubleshooting for production environments.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
This Linux Iptables course equips you with hands-on skills to create, implement, and fix secure firewall rules on Linux gateways with multiple network interfaces. You will master iptables structure including chains, tables, NAT, and stateful inspection, and develop effective rules for managing LAN, DMZ, and internet traffic. It also includes techniques for logging, monitoring, safe rollout, and verification to safeguard real-world networks confidently.
Elevify advantages
Develop skills
- Design robust iptables firewall policies that are quick to implement and suitable for live production use.
- Create and strengthen iptables rules including NAT, DNAT, MASQUERADE features along with proper logging.
- Set up Linux gateways with multiple NICs to separate LAN, DMZ, and internet zones securely.
- Track and debug iptables using tools like tcpdump, conntrack, curl, and nmap effectively.
- Test and roll out iptables updates safely with rollback options and step-by-step validation.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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