Whole world is connected with the Internet but have you ever thought about how the internet works. You may have thought that it works with satellite or network spread all over the world but you won’t know that 99% of the internet works with optical fibercable. Optical Fiber Cable Now you will think that I use a mobile, on mobile which cable is connected. So the tower from where you get internet from that tower the cable is connected & spread. Let me explain to you in an easy way. For receiving of internet, the internet has to pass through 3 different companies:- · Tier 1 :- This is the company which has spread cables all over the world underwater. The Internet is totally free. If you are at home and your office is 2km away from your home so you can add a cable from your home to office and connect both the computers and now assume it as the internet so the money you spend is only for cable not for the comput