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Domain Name System (DNS)

Domain Name System (DNS): CISSP Cert Prep: 4 Communication and Network Security
Domain Name System (DNS): CISSP Cert Prep: 4 Communication and Network Security

The Domain Name System, or DNS, allows people to use easily recognizable names in place of IP addresses. DNS works as a network service that operates over UDP port 53. Every time you connect to a network, that network provides your computer with the IP address of a local DNS server that it can use to lookup IP addresses. In this video, learn how DNS functions.

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Skill Level Advanced
4h 6m
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Skills covered in this course
Security IT

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