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Deeply convinced plan X - network protocol basic DNS

2022-07-05 21:39:00 【51CTO】

One 、 Protocol is introduced

Convinced X plan - Network protocol basis DNS_DNS

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  • The domain name system is a Distributed structure , The database on each server only saves Some domain names and IP Correspondence of .

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  Two 、DNS A query

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3、 ... and 、DNS Domain name resolution process  

recursive + iteration

Between the client and the local domain name server recursive query , Local domain name servers and other domain name servers ( root 、 top 、 authority ) Between Iterative query .

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Four 、DNS Record type

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Convinced X plan - Network protocol basis DNS_ Convinced X plan - Network protocol basis _10

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https://yzsam.com/2022/186/202207052133111229.html

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