Hey I just started to learn Networking
and I have some problems understanding the DNS
and DHCP
. I tried many books but they defined it a total technical language and I can't understand them. So can anyone please explain me those terms in easy languages and in easy terms
DNS and DHCP – Easy Explanation for Beginners
dhcpdns
Best Answer
DNS is used for access to websites using an easy address like
http://google.com
instead of technical addresshttp://74.125.224.72
.When you enter to
http://google.com
your computer first check its own DNS cache to looking for the ip (If you have entered before it would be here). If the ip cannot be found, the request is sent to the local DNS server. If it still cannot be found then the request is sent to the Domain Root Server. Finally the ip is sent to the host and saved in the cache for future requests.A graphic example:![enter image description here](https://i.stack.imgur.com/geFbm.png)
DHCP is a protocol used by the router to assign automatic the private ip address to each device in a network. There is 3 ways to assign ip addresses automatic to the hosts:
Is not a technical definition but I think it can help you to have a global idea.