50 Essential Palo Alto Firewalls Q&As for Junior Network and Security Engineers
Palo Alto Firewall Packet Flow – Revised Recap Image credit: PaloAlto OEM website. Ingress Stage: Packet enters via the interface Layer 2-4 processing (e.g., checksums, truncated headers) Mapped to a security zone Decryption of IPSec/SSL VPN traffic (if applicable) Session Lookup: Check for an existing session using 6-tuple flow key If found: Process via Fast […]
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