nat

type PMP struct {
	// contains filtered or unexported fields
}

type Traversal interface {
	// ExternalIP returns the external IP address.
	ExternalIP() (net.IP, error)

	// AddPortMapping adds a port mapping for the given port between the
	// private and public addresses.
	AddPortMapping(port uint16) error

	// DeletePortMapping deletes a port mapping for the given port between
	// the private and public addresses.
	DeletePortMapping(port uint16) error

	// ForwardedPorts returns the ports currently being forwarded using NAT
	// traversal.
	ForwardedPorts() []uint16

	// Name returns the name of the specific NAT traversal technique used.
	Name() string
}

type UPnP struct {
	// contains filtered or unexported fields
}