CS 6250 Test 3 | Q&A Latest 2024/2025 | 100% PASS

CS 6250 Test 3 | Q&A Latest 2024/2025 | 100% PASS Network Management - Answer -configuring network to achieve variety of tasks, including load balance, security, business relationships. What happens when a network is not configured correctly? - Answer - this can lead to persistent oscillation, loops, partitions, "black holes" why is configuration hard? - Answer -1.Defining correctness is hard 2.Interactions between protocols can lead to unpredictability 3.Each as is independently configured, which can lead to issues between AS's 4.Operators make mistakes. Software defined networking - Answer -network wide views of topology and traffic, ability to satisfy network level objectives, direct control. SDN allows an operator to write a control program that directly affects the data plane. remove routing at routers, perform routing computation at logically centralized controller routers should - Answer -Forward packets Collect measurements (traffic stats and topology info) routers should not - Answer -compute routes. these should be logically centralized