Nat.7z Apr 2026

: Uses STUN (Session Traversal Utilities for NAT) servers to discover the public IP address and port mapping assigned by your router.

: Maps a unique external port for every unique destination, making it the most restrictive for gaming. Nat.7z

: Only allows traffic from external hosts the internal user has previously contacted. : Uses STUN (Session Traversal Utilities for NAT)

: Allows all incoming traffic from any external host to a mapped internal port. Nat.7z