7.1. BGP Operations

The Internet is simply a huge web of interconnected autonomous systems. They are interconnected to provide communication between all of them. Without BGP to provide routing between these autonomous systems you would have no Internet to surf.

Real World Scenario: FutureTech's Internet Connections

You are in charge of FutureTech's large enterprise network and need to connect that network to the Internet. You are going to connect the enterprise through multiple ISPs for redundancy. If the network only needed a single connection to one ISP, then you could use a simple default route. However, since you need to have multiple connections to multiple ISPs, using BGP is the appropriate solution. BGP is perfect in this situation because ...

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