Supplement 53 to ITU-T G-series Recommendations provides an overview of Ethernet operations, administration, maintenance (OAM) performance monitoring. It describes how Ethernet OAM performance measurements are processed, configured and managed as described in Recommendations ITU-T G.8013, ITU‑T G.8021 and ITU-T G.8051. It also introduces the modelling for Ethernet OAM performance monitoring as described in Recommendation ITU‑T G.8052.

This Supplement is of an informative nature and does not imply any specific requirements.