Summary

This Recommendation provides terms, definitions, and abbreviations used in Optical Transport Network (OTN) Recommendations. It contains a list of the definitions and abbreviations introduced in Recommendations associated with Optical Transport Networks, and can be considered a companion Recommendation to ITU-T Recs G.780/Y.1351 and G.8081/Y.1353. This Recommendation does not include terms specific to the physical layer or synchronization. The goal of this Recommendation is to be a single normative source for terms in this subject area.