FLEX Ethernet协议标准，OIF ABSTRACT: The Flex Ethernet (FlexE) Implementation Agreement provides a generic mechanism for supporting a variety of Ethernet MAC rates that may or may not correspond to any existing Ethernet PHY rate. This includes MAC rates
OIF MLG（Multi-Link Gearbox）， 10:4 Mux Gearbox is used to convert a single 100Gb/s link striped across 10 lanes into 4x25G lanes, and a 4:10 DeMux Gearbox is used to convert the 4x25G lanes back to a single 100Gb/s link striped
