Cross layer design in optical networks addresses topics in optical network design and analysis with a focus on physical layer impairment awareness and network layer service requirements essential for the implementation and management of robust scalable networks the cross layer treatment includes bottom up impacts of the physical and lambda layers such as dispersion noise nonlinearity crosstalk dense wavelength packing and wavelength line rates as well as top down approaches to . Cross layer design in optical networks description of various network areas of research by leading researchers active in those areas chapters start at an introductory level and builds to the advance level being appropriate for both practitioners and explanations of network designs and network . S subramaniam et al eds cross layer design in optical networks optical networks 15 doi 101007 978 1 4614 5671 1 12 springer science business media new york 2013 243 the survivability of a layered network is dictated by the underlying lightpath routing as an example consider the physical and logical topologies shown in. Cross layer design in optical networks addresses topics in optical network design and analysis with a focus on physical layer impairment awareness and network layer service requirements essential for the implementation and management of robust scalable networks the cross layer treatment includes bottom up impacts of the physical and lambda layers such as dispersion noise nonlinearity crosstalk dense wavelength packing and wavelength line rates as well as top down approaches to