NAT Types: Full Cone, Symmetric, and Hairpinning is part of the Pro tier — advanced networking topics including BGP routing, Zero Trust, DDoS attacks, QUIC, TLS certificate chains, and more.
This scenario covers
The four types of NAT (Full Cone, Restricted Cone, Port Restricted, Symmetric) and how they affect peer-to-peer connectivity — plus NAT hairpinning for same-network communication.
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