How to learn about Networking best way ?

Question

preparation for CCNA

Answer 1

Practical learning is good, see if any of your friends or family is working as network engineer or something related. Ask them if you are allowed to tag along, learning by doing. But this way, don't ask for remuneration, your target is solely to learn practically.
Best of luck with the CCNA 👍

Answer 2

Start with Client-Server concepts.