IP Security

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9.1 Give examples of applications of IPsec. 9.2 What services are provided by IPsec? 9.3 What parameters identify an SA and what parameters characterize the nature of a particular SA? 9.4 What is the difference between transport mode and tunnel mode? 9.5 What is a replay attack? 9.6 Why does ESP include a padding field? 9.7 What are the basic approaches to bundling SAs? 9.8 What are the roles of the Oakley key determination protocol and ISAKMP in IPsec?08/05/20203computerscience