D-Link DI-624S manual Upnp Settings, WAN select

VPN Pass Through	The DI-624S supports VPN (Virtual Private Network)
	pass-through for both PPTP (Point-to-Point Tunneling
	Protocol) and IPSec (IP Security). Once VPN pass-through is
	enabled, there is no need to open up virtual services. Multiple
	VPN connections can be made through the DI-624S. This is
	useful when you have many VPN clients on the LAN network.
	PPTP	select Enabled or Disabled.
	IPSec	select Enabled or Disabled.
UPNP Settings	You may enable the Universal Plug n’ Play function here by
	clicking the Enabled radio button.
WAN select	This section allows the user to set the wire speed over which
	the router will transmit packets. The user has three options:

100 Mbps – Clicking this radio button will set the wire speed at 100 megabytes per second.

10 Mbps – Clicking this radio button will set the wire speed at 10 megabytes per second.

10/100 Mbps Auto – Clicking this radio button will allow the wire speed to be automatically set by the router depending on the wire speed available at any given time.

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