allanking069 allanking069

13-04-2021
Computers and Technology

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What transport layer protocol does DNS normally use?

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Itzabhi001 Itzabhi001

13-04-2021

Explanation:

DNS uses the User Datagram Protocol (UDP) on port 53 to serve DNS queries. UDP is preferred because it is fast and has low overhead. A DNS query is a single UDP request from the DNS client followed by a single UDP reply from the server.

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