Palo Alto Networks next-generation firewalls provide a flexible networking architecture that includes support for dynamic routing, switching, and VPN connectivity, enabling you to deploy the firewall into nearly any networking environment.
When configuring the Ethernet ports on Palo Alto firewall, you can choose from virtual wire, Layer 2, or Layer 3 interface deployments. In addition, PA capability to configure different types of interfaces on different ports. which allow PA to integrate into a variety of network segments,
I will walk you through the steps for installing, configuring the firewall interfaces, defining zones, and setting up a basic security policy.