ISO/IEC/IEEE International Standard - Information technology -- Telecommunications and information exchange between systems -- Local and metropolitan area networks -- Specific requirements -- Part 3 Standard for Ethernet: Amendment 2: Media Access Control Parameters, Physical Layers, and Management Parameters for 25 Gb/s Operation
ISO/IEC/IEEE国际标准信息技术系统间远程通信和信息交换局域网和城域网具体要求第3部分以太网标准:修改件2:介质访问控制参数、物理层和管理
- Superseded.
This amendment to IEEE Std 802.3-2015 adds Physical Layer (PHY) specifications and management parameters for 25 Gb/s operation over twinaxial copper cabling (25GBASE-CR and 25GBASE-CR-S), electrical backplanes (25GBASE-KR and 25GBASE-KR-S), and multimode fiber (25GBASE-SR). This amendment also specifies a 25 Gigabit Attachment Unit Interface (25GAUI) and optional Energy Efficient Ethernet (EEE).