Hierarchial Network Design What is a FLAT NETWORK? Flat Networks are networks in which all computers, servers, printers are connected together using just layer 2 switches, there is no use of subnets in flat networks, in addition, all devices are located in the same broadcast domain and broadcast trafic is transmitted to all devices on the network and because of that BANDWIDTH is not used effectively. FLAT networks CAN NOT meet the needs of most enterprise networks or small to medium size business. What is a Hierarchical NETWORK? Hierarchical Models allow to design the network by using different layers, Layers of the Hierarchical Network are devided into specific functions that are categorized as CORE, DISTRIBUTION and ACCESS Layers. This categorization privides FLEXIBLE design options and ease scaling of network devices. Here is an overview that explains the difference between a flat Network VS Hierarchical Network: As you can see that in the FLAT network model, a...
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