: Only allows traffic from external hosts the internal user has previously contacted.
: Often tests if Universal Plug and Play (UPnP) or NAT Port Mapping Protocol (NAT-PMP) are correctly opening ports. Why It Matters for Gaming Nat.7z
: Allows all incoming traffic from any external host to a mapped internal port. : Only allows traffic from external hosts the
Gamers often seek out this specific tool when they encounter "Strict NAT" errors in games or voice chat services. Nat.7z
: Players with "Open" NAT can host games and connect to any other player.