From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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Introduction to Border Gateway Protocol: Who tells the internet where to go

Introduction to Border Gateway Protocol: Who tells the internet where to go - Amazon Web Services (AWS) Tutorial

From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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Introduction to Border Gateway Protocol: Who tells the internet where to go

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Every time you open a website or send a message, your data travels across many networks worldwide. But the internet has no central controller. So how does it know the right path to take? How does your data avoid getting lost? The answer is a system that helps networks talk to each other. BGP or Border Gateway Protocol. And today, we'll break down how it works in the simplest way possible. BGP stands for Border Gateway Protocol. It's the protocol that allows different networks to exchange routing information. Think of BGP as the internet's GPS. It guides data by telling routers which networks can reach which destinations. The internet is actually millions of separate networks run by ISPs, companies, cloud providers, universities, and governments. Each network operates independently and without a system to connect them, nothing would work. That's why BGP exists. An autonomous system, or AS, is a group of IP networks managed…

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