WAN prices in Malmstrom A F B have dropped because of Software-defined Wide Area Networks which replace costly routers with software/hardware combinations in the parts of the network that do not require the full capablities of the router. SD-WAN can be software only, or a combination of hardware and software. Versitility is found in SD-WAN's ability to give it's customers exactly what they require and no more. SD-WAN is an adaptive technology.