This document is an operator's handbook for Alcatel-Lucent's METRO OMSN equipment. It provides guidance for commissioning, operating, and maintaining the 1640FOX, 1650SMC, and 1660SM metro nodes. The handbook describes the necessary software applications and assumes the operator is familiar with the hardware, operating modes, and Windows applications. Safety warnings are referenced from the technical handbook rather than duplicated here. The handbook is a collection of documents that may have different editions and the overall edition is that of Section 1.