Explain the advantages and disadvantages of using a hierarchical model, such as the Cisco Three-Layer Hierarchical model, to build a network?
The hierarchical model focuses on the three functional areas of the network. The functional areas include: Core layer, Distribution layer and Access layer.
Advantages of using the hierarchical model
i. Scalability – This makes it possible to grow your network by diving it into functional areas
ii. Behavior prediction – It makes it possible for one to foresee what may happen to the network when new stresses are placed on it.
iii. Policy creation – Continue reading...