4A0-100 Question #379: Real Exam Question with Answer & Explanation

The correct answer is A. It divides a customer IP address pool into smaller portions, each of which is assigned to a. Route summarization (a.k.a. supernetting) is the process of combining multiple contiguous subnets into a single summarized route, which: Reduces routing table entries Enhances scalability and efficiency Minimizes instability by localizing route changes Option A is false because i

Question

Which of the following statements about IP route summarization is FALSE?

Options

AIt divides a customer IP address pool into smaller portions, each of which is assigned to a
BIt reduces the size of the routers' forwarding tables.
CIt improves scalability of the network.
DIt increases routing advertisement stability.

Explanation

Route summarization (a.k.a. supernetting) is the process of combining multiple contiguous subnets into a single summarized route, which: Reduces routing table entries Enhances scalability and efficiency Minimizes instability by localizing route changes Option A is false because it describes subnetting, not summarization. Summarization works in the opposite direction ?combining smaller routes into a larger one.

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