DNS: Difference between revisions
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UDP: For all general purpose DNS Requests like nslookup, client's requests, etc |
UDP: For all general purpose DNS Requests like nslookup, client's requests, etc |
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TCP: For Server to Server Communication like Zone transfer as this process needs reliable protocol. |
TCP: For Server to Server Communication like Zone transfer as this process needs reliable protocol. |
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;Zone transfer |
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It is the process of replicating a zone file to another name server, and is accomplished by copying the zone file information from the master server to the secondary server. |
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Zone transfers take place when names and IP address mappings change in a domain. |
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; Who decides it? |
; Who decides it? |