US Patent 7899062 Layer 2/layer 3 interworking via internal virtual UNI

A multi service platform having multiple layer switching includes a layer two switching component disposed within an enclosure of the multi service platform. A layer three switching component is disposed within and integrated together with the layer two switching component within the enclosure of the multi service platform. A connection, including an internal virtual UNI connection, terminates at the layer two switching component and at the layer three switching component. The connection is disposed internally within the multi service platform.