Course Description Overview The ION-M23 SDARS solution was created to resolve the issue of WCS band interference with the Sirius XM satellite transmission. This course will cover the Installation, Commissioning, RF Optimization, and Troubleshooting of this solution. Additionally, there are 10 quick hit videos on GUI operation and other common tasks in the Content Library that can be viewed. You can find the Content Library on the Home Screen within NetExam after logging into the system. Note: This Course is Only for AT&T or one of their Authorized Partners.