: You can run the Palo Alto VM-Series directly on a hypervisor. This is often the simplest "simulator" setup, where you create multiple virtual network adapters to represent Management, Trust, and Untrust zones. What Is a Virtual Firewall? How It Works + When to Use One
Which one to pick based on your current skill level. Option 2: The Technical Tutorial (Hands-on Learners) palo alto firewall simulator
Firewalls are zone-based. Traffic can only flow between zones if a policy allows it. : You can run the Palo Alto VM-Series