Palo Alto Networks Certified Network Security Engineer

The CLI command 'test' is used to simulate traffic going through the firewall and determine which Security policy rule, NAT translation, static route, or PBF rule will be triggered by the traffic. This command allows administrators to validate and troubleshoot network configurations by simulating how the firewall processes specific traffic scenarios.

In the given scenario, the network team has reported excessive traffic on the corporate WAN due to the logs being sent from several remote firewalls to multiple monitoring and security management platforms. The best solution to reduce WAN traffic, while still supporting all existing platforms, is to centralize the log forwarding process. By forwarding logs from firewalls only to Panorama and then having Panorama forward logs to the other external services, you can significantly reduce the number of log streams traversing the WAN. This centralized approach minimizes the bandwidth consumption on the WAN link, as Panorama acts as an intermediate log aggregator and distributor. Additionally, it simplifies the log collection and forwarding architecture, leading to more efficient network resource usage and potentially improved overall system performance.

To configure a VLAN interface for a Layer 2 Ethernet port, the two mandatory options are 'Virtual router' and 'Security zone.' The virtual router is necessary to handle the routing of traffic entering and leaving the VLAN. The security zone assigns the VLAN interface to a specific zone, which is used to manage and control traffic based on security policies. Options such as ARP entries and Netflow Profile are not mandatory for the basic configuration of a VLAN interface.

The correct Security Profile type to protect against worms and trojans is Antivirus. Antivirus profiles in Palo Alto Networks NGFW are designed to detect and prevent malware such as viruses, worms, and trojans from infiltrating the network. This profile scans for known malware signatures and can proactively block these harmful entities, ensuring the network remains secure.

GlobalProtect Satellite is specifically designed to simplify the deployment and management of secure VPN tunnels from remote sites to multiple regional data centers. It allows for preconfiguration before deployment and automatically adapts to changes, including the addition of future regional data centers. This makes it the most appropriate choice for minimizing preconfiguration and ensuring scalability.