Doug Has Created a VPC with CIDR 10

question 271

Multiple Choice

Doug has created a VPC with CIDR 10.201.0.0/16 in his AWS account. In this VPC he has created a public subnet with CIDR block 10.201.31.0/24. While launching a new EC2 from the console, he is not able to assign the private IP address 10.201.31.6 to this instance. Which is the most likely reason for this issue?

• A) Private address IP 10.201.31.6 is currently assigned to another interface
• B) Private IP address 10.201.31.6 is reserved by Amazon for IP networking purposes.
• C) Private IP address 10.201.31.6 is blocked via ACLs in Amazon infrastructure as a part of platform security.
• D) Private IP address 10.201.31.6 is not part of the associated subnet's IP address range.

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A situation in which behavior that is rational for the individual can, when practiced by many people, lead to collective disaster.

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