IEEE/ISO/IEC International Standard -Telecommunications and exchange between information technology systems -- Requirements for local and metropolitan area networks -- Part 3: Standard for Ethernet AMENDMENT 7: Physical layer and management parameters for 400 Gb/s over multimode fiber

This amendment to IEEE Std 802.3-2018 adds Clause 150. This amendment adds Physical L yer (PHY) specifications and management parameters for 400 Gb/s operation on four pairs (400GBASE-SR4.2) and eight pairs (400GBASE-SR8) of multimode fiber, over reaches of at least 100 m.