Provided to qualify the operational, usage and/or administrative status attributes. The value shall be a bits, management interface shall show the string with space separator ' ' per yang definition. Following available status indication shall be supported: Failed,Mismatch,LowerLayerDown,NotPresent,Shutdown,Degraded,Idle,Busy, Hibernation,In-Test,Loopback,SoftwareUpgrade,Initializing,Unknown,Incomplete Example: an ODU can be failed without cross connection, the available status is 'Failed Idle'. Provided to qualify the operational, usage and/or administrative state attributes. The value of each status attribute may denote the presence of one or more particular conditions applicable to the resource.