domain name system

Post on 06-Dec-2014

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DESCRIPTION

This is a short presentation for Our Demonstration in DNS and Web Server

TRANSCRIPT

Domain Name System

What is DNS?

DNS is the distributed naming system for computers, services or any resources connected

to the Internet or a private network

192.248.56.21

www.jfn.ac.lk

How it works?

Source: http://computer.howstuffworks.com/dns.htm

Source: http://computer.howstuffworks.com/dns.htm

Source: http://en.wikipedia.org/wiki/File:An_example_of_theoretical_DNS_recursion.svg

DNS RECORDS

AThis record return

32bit ipV4 Address

AAAA

This record return 128bit ipV6

Address

CNAME

Alias of one name to another

MX

Map a domain to a list of massage transfer agents for

that domain

NS

Connecting to the DNS zone

Questions ?

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