完整英文电子版 IEEE Std 802.3af-200 Information Technology - Telecommunications and Information Exchange Between Systems - Local and Metropolitan Area Networks - Specific Requirements - Part 3: Carrier Sense Multiple Access with Collision Detection (CSMA/CD) Access Method and Physical Layer Specifications - Data Terminal Equipment (DTE) Power Via Media Dependent Interface (MDI)-数据终端设备 (DTE) 通过媒体相关接口 (MDI) 供电。通过硅技术的进步,为具有 802.3 接口的新型设备供电。 这些设备的特点是低功耗和 LAN 连接。