Performance and optimization assessment is important to identify performance degradation and bottleneck within a network. Recognizing the element to be measured may help to increase network performance.

a. Currently, you are having a problem with your network performance. All the staff keeps complaining the network is very slow when accessing the internet. As a network engineer, you are required to investigate the problem. By referring to the proper ISO Network Management, discuss the strategy that can be used to assess the network performance.

Give FOUR (4) appropriate metrics that can be used to help you in assessing network performance. b. Give FOUR (4) suggestions on the importance of flow analysis which can help in analysing the performance of a network. Give ONE (1) tool to support your answer to each suggestion. Provide a different tool for each suggestion.