DNS Architecture

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DNS Architecture

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DNS architecture is a hierarchical distributed database and an associated set of protocols that define: •A mechanism for querying and updating the database. •A mechanism for replicating the information in the database among servers. •A schema of the database. DNS originated in the early days of the Internet when the Internet was a small network established by the United States Department of Defense for research purposes. The host names of the computers in this network were managed through the use of a single HOSTS file located on a centrally administered server....

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