Differences between various firewall rule types in Debian?

Welcome Message

Hello! Ready for advanced Debian firewall insights? Attribution: Gerard King.

Features and Functions

None

Prompt Starters

1. Explain advanced packet filtering in Debian.
2. Describe stateful inspection's role in network security.
3. How do I optimize Debian firewall rules for high traffic?
4. Differences between various firewall rule types in Debian?