pThis book is intended as a graduatepost graduate level textbook for courses on high-speed optical networks as well as computer networks. The ten chapters cover basic principles of the technology as well as latest developments and further discuss network security, survivability, and reliability of optical networks and priority schemes used in wavelength routing. This book also goes on to examine Fiber To The Home FTTH standards and their deployment and research issues and includes examples in all the chapters to aid the understanding of problems and solutions.pppul ppp liPresents advanced concepts of optical network devicesli p ppp liIncludes examples and exercises inall the chapters of the book to aid the understanding of basic problems and solutions for undergraduate and postgraduate studentsli p ppp liDiscusses optical ring metropolitan area networks and queuing system and its interconnection with other networks li p ppp liDiscusses routing and wavelength assignmentli p ppp liExamin