BGP is a standardized routing protocol that provides scalability, flexibility, and network stability for a variety of functions. Originally, BGP was developed to support large IP routing tables. It is the de facto protocol for routers connecting to the Internet, which provides connectivity to more than 600,000 networks and continues to grow.

Although BGP provides scalability and unique routing policy, the architecture can be intimidating or create complexity, too. Over the years, BGP has had significant increases in functionality and feature enhancements. BGP has expanded from being an Internet routing protocol to other aspects of the network, including the data center. BGP provides a scalable control plane for IPv6, MPLS VPNs (L2 ...

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