Palo Alto Networks (PANW) Certified Network Security Administrator (PCNSA) Practice Exam

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What protocol is added to NAT configurations to allow user defined translations in Palo Alto firewalls?

IPv6
NAT64
NAT Type 1
Source NAT

The correct answer is: NAT64

The protocol that is added to NAT configurations to allow user-defined translations in Palo Alto firewalls is NAT64. This is particularly significant in environments where organizations are migrating from IPv4 to IPv6. NAT64 facilitates communication between IPv6 and IPv4 networks, enabling seamless interactions by translating IPv6 traffic to IPv4 and vice versa. The user-defined translation aspect is crucial because it lets network administrators set specific rules for how IP addresses and ports are translated. This customization helps in maintaining control over traffic flow and ensuring that specific requirements, such as allowing access to certain services or maintaining application functionality, are met during the transition from IPv4 to IPv6. Understanding NAT64 is important for network security administrators as it helps in efficiently managing dual-stack networks and ensuring that legacy systems can still communicate while newer IPv6-compliant systems are being adopted. This awareness is particularly crucial for deploying security policies that align with the unique characteristics of IPv6 and ensuring consistent security postures across both IPv4 and IPv6 traffic.