This amendment contains text additions to complete the correct specification of the mapping of Ethernet Rates (40GBE and 100GBE into ODU3 and ODU4 respectively) as well as additional management information needed for ODU PT21 multiplexing. Also missing functions and text for support of multilane interfaces is added to the Scope and the OPS layer functions. An AIS generator for pre-emption of extra traffic is added to the ODU connection functions.