After your LMS administrator installs and configures the course in your LMS and provides you with a copy for your own use, you will register the class with the NROC server. This must be done before any of the Unit links will work properly.
If you have already been assigned to a class as a teacher, then you should click on the "Course Management and Reporting" link in the course itself, under "Instructors Resources". There, you'll be able to register the class to yourself as the instructor. Each instructor will do this individually, for their own classes. See the following detailed instruction guide, and share it with other instructors: