Question 1 Review the readings of the week and also existing literature regarding IPv6 protocol. Following this review, describe the changes from IPv4 to IPv6 that enhance security. Are there any security risks still present in IPv6? How might these security features or vulnerabilities impact future network security implementation efforts?   Question 2 Review the reading of the week and also existing literature regarding QoS. Explain which one (QoS or security) should be prioritized for a given scenario as if you are explaining it to your CEO or another important non-technical person? (Please devise a scenario first, and then provide your justifications on top of it).

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