Maybe the results of this Google search would help you out on this activity.
**************************************************************** some good links on this are: 1. Reactivity Prevails in XML Infrastructure Review: http://findarticles.com/p/articles/mi_pwwi/is_200512/ai_n15939374
2. IT Services, Network Testing Lab, by Robert Kostrubanic , Director of IT Services: http://www.its.ipfw.edu/news/infoshare/2000/03-2000.PDF - (must see)