Networking Basics: Part 6

The DNS server stores the IP addresses of website's URL, the internet works with IP addresses so when you request to go to a website you type in the URL, the computer requests the DNS server for the IP address associated with the URL wanted by the user.

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Networking Basics: Part 5

The NAT solves the issue of there being too many people using the internet and not enough IP addresses for everyone. It allows for many computers connected to the same router to share the same public IP address, by assigning each device connected to the router with a unique private IP address.