This is a client-server application. We refer to the client part as the Integrated Test Environment or ITE, and the server component as the AUT Agent.:
is where tests are specified and evaluated.
controls the application under test (AUT) and executes the specified tests.
You can install the ITE and AUT Agent on different machines; even on different platforms. This lets you specify and run your tests on different machines, and means that you can run the same test on different platforms.