NetworkingCâu 53 / 100
What is NAT (Network Address Translation) used for?
a.Allowing multiple devices on a private network to share a single public IP address
b.Encrypting all email messages
c.Speeding up the CPU
d.Translating domain names to IP addresses
Giải thích
NAT lets many devices on a private network share one public IP address when accessing the internet. The router translates private addresses to the public address and tracks connections. This conserves scarce public IPv4 addresses and adds a layer of separation.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
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- What is the main difference between IPv4 and IPv6?
- What device connects multiple devices within a single local network and forwards frames based on MAC addresses?
- What does 'bandwidth' refer to in networking?
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