本文件规定了传输和光接入的定义 产品和系统，以及计算传输或光接入系统或网络配置的电信能效比（TEER）的方法。本标准还将规定设备供应商应如何利用内部和独立测试报告中的相关数据，根据具体应用说明对TEER请求做出响应。

This document specifies the definition of transport and optical access products and systems as well as a methodology to calculate the Telecommunication Energy Efficiency Ratio (TEER) of a transport or optical access system or network configuration. The standard will also provide requirements for how equipment vendors shall respond to a TEER request based on a specific application description by making use of relevant data from internal and independent test reports.