论文部分内容阅读
IEEE最近通过了面向标准以太网电缆电源的802.3af标准,802.3af-2003的完整规范也随之公布,意味着利用以太网线及其连接器同时提供数据通讯和供电有了统一标准。在此之前,不少网络设备制造商自主开发并投产了具有以太网供电功能的产品。例如CISCO公司和以色列PowerDsline的自主
The IEEE recently passed the 802.3af standard for standard Ethernet cable power and the full specification of 802.3af-2003 is released, implying a uniform standard for providing both data communications and power with Ethernet cables and their connectors. Prior to this, many network equipment manufacturers independently developed and put into production with Power over Ethernet products. Such as Autonomous CISCO and Israel PowerDsline