How to change NAT type on Call of Duty: Warzone Mar 13, 2020 Open NAT on Xbox One: How to enable UPnp | Evdo Jun 07, 2019
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Services — UPnP & NAT-PMP | pfSense Documentation Aug 06, 2019
Aug 06, 2019 · Universal Plug and Play (UPnP) and NAT Port Mapping Protocol (NAT-PMP) are network services which allow software and devices to configure each other when attaching to a network. This includes automatically creating their own dynamic NAT port forwards and associated firewall rules.
UPnP stands for Universal Plug n Play.It is a standard for letting computers, routers and other devices that are connected to a network share information with each other about which services they are running and then automatically connect to those services when they need them. NAT traversal - Wikipedia