Border Gateway Protocol (BGP): How the Internet’s Routing Protocol Works

Border Gateway Protocol (BGP) is a protocol that makes the Capital I Internet run. It is the fundamental system that Internet Service Providers (ISPs) and large networks use to exchange reachability information and ensure data finds its way across the complex web of networks making up the global Internet. This post will demystify how BGP … Read more

iBGP vs eBGP: Understanding the Differences

Interconnection

In the intricate world of routing protocols, the Border Gateway Protocol (BGP) stands as a pillar, facilitating the exchange of routing information between different networks on the internet. Within BGP, two fundamental variations exist: Internal BGP (iBGP) and External BGP (eBGP). Both serve distinct purposes in managing routing within and between Autonomous Systems (ASes). Internal … Read more