This Recommendation defines a Systems Management Function which may be used by an application process in a centraiized or decentraiized management environment to interact for the purpose of systems management, as defined by CCITT Rec. X.700 I Is?/IEC 7498-4. This CCT? Recommendation | International Standard defines the Log Control function and consists of services and two functional units. This function is positioned in the application layer of the CCITT Rec. X.200 | ISO/IEC 7498-1 and is defined according to the model provided by ISO/IEC 9545. The role of systems management functions is described by CCITT Rec. X.701 | ISO/IEC 10040.