Exam-style question
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Why is NAT commonly used in a network?.
- A.It allows devices on an internal network to share an external IP address
- B.It guarantees that all network data is error-free
- C.It replaces the need for any network addresses
- D.It prevents computers from communicating with external networks
Model answer
What a good answer should say
- It allows devices on an internal network to share an external IP address
Explanation
Why this works
NAT can allow several devices using internal addresses to communicate externally through one public-facing IP address, helping conserve external IP addresses.
Common mistake
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