move cube to the router and get to it via vcn
also if you want to go wireless get this box,
http://www.tp-link.com/common/subject/wireless/TL-WR700N/?siteid=4
it can be a wifi like card thing,
plug the computer in and it will conect to thte wifi and give you a enthernet conection to it,
Much cheaper then the apple box you can buy.
Apple Airport Express copy excluding the USB port and mini jack output.