find network path, evolution of network, network technologies, network bandwidth and possible protocol that can be implemented based on thr question

Subnet Transmission line Ex Brisbane Router Perth Melbourne Figure 1: WAN that connects three branches of offices in Australia. As a network system engineer that been hired by your company, analyse, examine and prepare a report to your network manager of possible network architecture design and issues that may involve in WAN. Your report should include types of transmission medium, error mechanism, network path, evolution of a network, network technologies, network bandwidth and possible protocols that can be implemented