ICTTEN611 Produce an ICT Network Architecture Design

1 Jack is working in an internet service provider (ISP) company which provides services in the  metropolitan areas of Sydney. The company has received a few complaints from one of its corporate clients that the internet is not working on their premises. Jack has been assigned with the task of troubleshooting the challenges. Jack knows that the ISP network consists of the access network and core network, and he needs to go through both systems to troubleshoot the network problem. What should be Jack’s problem-solving approach in this particular case?
2 Allen is working on a government project that provides free Wi-Fi to designated hotspots of the city. The government already has an ICT infrastructure in place and wants to upgrade the existing one. Allen is provided with the documents about the existing network infrastructure. He finds the sections on network topologies, network protocols and operating systems Briefly explain the importance of the information available in these sections and how this information could help Allen to produce a better network design.