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Optical Networks, 3rd Edition by Galen Sasaki, Kumar Sivarajan, Rajiv Ramaswami

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chapter 8

Control and Management

NETWORK MANAGEMENT is an important part of any network. However attractive a specific technology might be, it can be deployed in a network only if it can be managed and interoperates with existing management systems. The cost of operating and managing a large network is a recurring cost and in many cases dominates the cost of the equipment deployed in the network. As a result, carriers pay a lot of attention to minimizing life cycle costs, as opposed to worrying just about up-front equipment costs. We start with a brief introduction to network management concepts in general and how they apply to managing optical networks. We follow this with a discussion of optical layer services and how the different aspects ...

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