IPTables Rule Generator | Free Online Linux Firewall Rules Generator

Generate secure, optimized firewall rules for your Linux systems with our intuitive IPTables rule generator.


Rule Configuration

Quick Rules

How to Use IPTables Rule Generator

Learn how to create secure and effective IPTables rules with our step-by-step guide.

1

Select Table and Chain

Choose the appropriate table and chain (INPUT, OUTPUT, FORWARD, etc.) for your rule based on your network requirements.

2

Configure Rule Parameters

Set the policy (ACCEPT, DROP, REJECT), protocol (TCP, UDP, ICMP, etc.), source and destination IPs/ports, and any other required parameters for your rule.

3

Generate Rule

The IPTables rules will be automatically generated based on the input parameters.

4

Copy and Apply

Click the copy button to copy the generated rule to your clipboard and apply it to your system.

5

Use Quick Rules

For common scenarios, use the quick rules feature to instantly generate predefined rules for services like SSH, HTTP, HTTPS, and more.

Frequently Asked Questions

Find answers to common questions about IPTables and our rule generator tool.

IPTables is a powerful firewall utility built into Linux systems. It allows system administrators to configure rules that control network traffic based on various criteria such as source/destination IP addresses, ports, protocols, and more. IPTables is organized into tables (Filter, NAT, Mangle, etc.) and chains (INPUT, OUTPUT, FORWARD, etc.), each serving different purposes in network traffic management.
This tool is designed for system administrators, network engineers, and cybersecurity professionals who need to configure IPTables firewalls on Linux systems. It's particularly useful for those who want to simplify complex rule creation, reduce errors, and improve efficiency in managing network security.
Absolutely! The quick rules feature provides predefined configurations for common scenarios, allowing beginners to create effective firewall rules without extensive knowledge of IPTables syntax.
Once you've generated a rule, copy it to your clipboard and execute it in a terminal on your Linux system with root privileges. For persistent configurations, you may need to save the rules to a configuration file (e.g., /etc/iptables/rules.v4) depending on your distribution. Always test rules in a non-production environment before applying them to critical systems.
Yes, this tool can be used for both personal and commercial purposes. It's free to use, and there are no restrictions on using the generated rules in commercial environments.