Summary

Recommendation ITU-T G.8023 specifies both the functional components and the methodology that should be used in order to specify the Ethernet physical layer and Flex Ethernet interfaces.

Amendment 1 contains text modifications:

–           to update references in clauses 1, 2, and 6.3;

–           to align terminology with OIF FLEXE IA;

–           to align terminology with Recommendation ITU-T G.807;

–           to add 50G PHYs from 802.3cd;

–           to clarify that the use of the ESMC is optional;

–           to update server/ETH_A functions to remove details of client-specific processes that are covered in Recommendation ITU-T G.8021;

–           to correct errors in Tables 8-4 and 8-5;

–           to add new clause 6.6 and update Annex A regarding FlexE aware mapping;

–           to include common processes for FlexE that were formerly in Annex B of Recommendation ITU-T G.798.