By Alexandros Stavdas
During this publication, the authors supply an outline of the prestige, demanding situations, architectures, and technological suggestions for middle and metropolitan networks. moreover, the publication describes the present nation of center and metropolitan telecommunication networks, in addition to the drivers and explanations at the back of the present paradigm shift within the telecommunications undefined. furthermore, the authors complex process layout directions for either point-to-point and multi-hop optical networks bearing in mind the analogue nature of the transmission channel.
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Extra info for Core and Metro Networks (Wiley Series on Communications Networking & Distributed Systems)
The research today is pivoted around notions on how network dynamicity can be significantly enhanced, how the cost of ownership can be reduced, and how the industrial cost of network services can be decreased. The scope of this section is to present plausible scenarios for the evolution of the core and the metropolitan transport networks, taking into account the data plane as well as the control/ management planes. It is organized so as to provide snapshots of the current situation in both segments and for three discrete time plans: .
Appropriate Network Visibility among Different Administrative Domains Belonging to Different Operators Administrative domains may have multiple points of interconnections. All relevant interface functions, such as routing, information exchanges about reachable nodes, and interconnection topology discovery, must be recognized at the interfaces between those domains. According to ASON policy, the control plane should provide the reference points to establish appropriate visibility among different administrative domains.
8 Operation and Maintenance A fundamental requirement is to keep a proper control over the networking infrastructure: easy monitoring, alarm management, and configuration tools are required. The current trend for 20 The Emerging Core and Metropolitan Networks OPEX reduction and maintenance simplification leads towards automated distributed control maintenance and operations. Transport technologies or carrier-grade switching and transmission solutions differ from other technologies in the OAM features: it is important not only in administrating and managing the network, but also to provide services and to deal with its customers.
Core and Metro Networks (Wiley Series on Communications Networking & Distributed Systems) by Alexandros Stavdas