Method for setting up a communication link between an embedded server and a client computer

A method for communicating with an appliance has the following steps: a) an embedded server (1) of the appliance, which has means for storing a control program (11) and a component loader (12), transmits the component loader (12) to an application server (2), b) the component loader (12) in the application server (2) causes a business application (13) stored in a component server (3) to be transmitted to the application server (2), c) the business application (13) is executed in the application server (2) and effects communication between a client program (14), which is executed on a client computer (4), and the control program (11), which is executed on the embedded server (1). This permits communication between the client program (14) and the control program (11) to be set up and conducted, the business application (13) used for this purpose being automatically loaded into the application server (2).