6. The method for executing the workflow of claim 1 , wherein the message representing the incoming routing activity comprises at least part of the following: a workflow; a unique instance identifier; and a number of a local part of a workflow to be executed by the workflow engine having received the message representing the incoming routing activity.
6. The method for executing the workflow of claim 1 , wherein the message representing the incoming routing activity comprises at least part of the following: a workflow; a unique instance identifier; and a number of a local part of a workflow to be executed by the workflow engine having received the message representing the incoming routing activity. 7. The method for executing the workflow of claim 6 , wherein the message representing the incoming routing activity further comprises a mapping table between roles and devices.