Jesper M. Christensen, MCITP, MCSE, MCTS, CCNA and CCA, has over fifteen years experience of planning, implementation and support for medium sized companies in multiple countries. His main areas of expertise are network infrastructure based on the Microsoft platform which he combines with wide and deep knowledge of network architecture, application development and server based computing. Jesper is a co-founder of extri:co a/s, a Microsoft Gold Partner in Denmark, where he works as a professional IT consultant. He enjoys using his knowledge in many areas of Information Technology to give the best solutions and service to customers. ©