The standard provides the methodology by vendors and third party independent laboratories in the formation of a telecommunications energy efficiency ratio. The requirements and definitions in this document are for Wireline Access equipment that provides standards-based asymmetric broadband service and is deployed in the telecommunications industry. This supplemental standard represents one part of the larger ATIS suite of standards concerning Telecommunications Energy Efficiency (ATIS-0600015). This supplemental standard (ATIS-0600015.07.2013) specifically addresses access equipment and is to be used in conjunction with ATIS-0600015