DNS - multiple IP addresses if it has multiple network...

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DNS: Domain Name Server Humans prefer to use computer names instead of IP addresses. Example: www.yahoo.com instead of 204.71.200.68 Before DNS the mappings name to IP address where stored in a file /etc/hosts The Net administrators used to exchange updates in the /etc/hosts file. This solution was not scalable. .
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DNS: Domain Name Server One host name may map to multiple IP addresses. Why? One host will have
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Unformatted text preview: multiple IP addresses if it has multiple network interfaces. DNS: Domain Name Server DNS is a service that translates host names to IP addresses. DNS uses a distributed lookup algorithm and contacts as many servers as necessary. Host names are divided in domains: host.dom2.dom1.dom0. Example: ector.cs.purdue.edu with the most general domain at the right....
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This note was uploaded on 01/30/2012 for the course CS 252 taught by Professor Gustavorodriguez during the Fall '11 term at Purdue University-West Lafayette.

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DNS - multiple IP addresses if it has multiple network...

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