The cisco multimode vdsl2 and adsl2 ehwic ehwic va dsl provides 1 port multimode vdsl2 and adsl2 wan connectivity this hwic provides high speed digital data transmission between customer premises equipment cpe and the central office dsl access multiplexer usually located on the telephone company premises this capability enables service providers and resellers to offer additional services such as business class securityvoice video and data and ferentiated classes of service qoss