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Each of these layers incorporates plans for different time horizons, i.e. the business planning layer determines the planning that the operator must perform to ensure that the network will perform as required for its intended life-span. The Operations and Maintenance layer, however, examines how the network will run on a day-to-day basis.
Network architecture is the design of a computer network.It is a framework for the specification of a network's physical components and their functional organization and configuration, its operational principles and procedures, as well as communication protocols used.
Enterprise architecture regards the enterprise as a large and complex system or system of systems. [3] To manage the scale and complexity of this system, an architectural framework provides tools and approaches that help architects abstract from the level of detail at which builders work, to bring enterprise design tasks into focus and produce valuable architecture description documentation.
Structure of the TOGAF Architecture Development Method (ADM). [1]The Open Group Architecture Framework (TOGAF) is the most used framework for enterprise architecture as of 2020 [2] that provides an approach for designing, planning, implementing, and governing an enterprise information technology architecture. [3]
An OAN uses a different business model than traditional telecommunications networks. Regardless of whether the two- or three-layer model is used, an open-access network fundamentally means that there is an "organisational separation" of each of the layers. In other words, the network owner/operator cannot also be a retailer on that network.
Technology Architecture - Definition of the technology platforms needed to support the applications that manage the data and support the business functions. Level 4 - how we plan to get there : This consists of the Implementation / Migration Plans - Definition of the sequence for implementing applications, a schedule for implementation, a cost ...
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Enterprise architecture (EA) is a mechanism for understanding all aspects of the organization, and planning for change. Those aspects include business transformation, business process rationalization, business or capability-driven solution development, application rationalization, transformation of IT to the cloud, server consolidation, service management and deployment, building systems of ...