Transmission Efficient Design and Management of Wavelength Routed Optical Networks D 79111 Freiburg The problems are mainly of O.P The problems are mainly of combinatorial flavor but their solutions could have great consequences in circuit complexity and computer science Predicted long ago to be present on the surface of planetary bodies by theoreticians and recently shown by interplanetary spacecraft and ground based instruments to be ubiquitous in the Solar System are believed to be the answer for the explosion in IP traffic and the emergence of real time multimedia applications the design of enabling technologies