Assignment

1 a) Discuss the role of network protocols in facilitating communication between devices on a network. b) Describe the most commonly used network protocols and their functions, and explain how they enable the transmission and routing of data across different types of networks.

c) Describe the current trends and emerging technologies in LAN design and implementation, and explain how they are likely to shape the future of networking

d) Evaluate the advantages and disadvantages of centralized and decentralized network management models. Discuss the factors that should be taken into account when deciding which approach to adopt, and describe the best practices for implementing each model.

e) State and explain Key Architectural Components of WAN

f) Given an IP address 172.16.1.1 determine and explain the following i. Network address ii. The range of addresses you can assign to individual hosts iii. Broadcast address iv. Network address v. Subnet mask

g) Explain the concept of Quality of Service (QoS) and its importance in ensuring optimal network performance. Discuss the methods that can be used to prioritize network traffic and allocate network resources, and describe the challenges of implementing QoS in complex networks.

h) List and Expound on FOUR classes of IP addresses illustrating a sample IP address for each class

i) Discuss the advantages and limitations of wireless networks compared to wired networks.

j) Describe the different types of wireless technologies and their applications, and explain the security risks associated with wireless networks and the measures that can be taken to mitigate them.