Amendment 6 - Telecommunications and exchange between information technology systems - Requirements for local and metropolitan area networks - Part 3: Standard for Ethernet - Maintenance #13: Power over ethernet over 2 pairs
修改件6.信息技术系统之间的电信和交换.局域网和城域网的要求.第3部分:以太网标准.维护#13:两对以太网上的电源