aspera: The Command-Line Transfer Client About the Command-Line Client The aspera program is a client application that allows you to interact with Aspera transfer servers from the command line. The client provides the same data-transfer functionality as Aspera tranfer servers, but in the form of convenient commands that allow you to automate operations. Prerequisites Review the list of prerequisites to be sure your CLI operations will succeed. aspera Command Reference aoc Command Reference ats Command Reference faspex Command Reference node Command Reference shares Command Reference