ISP Tiers Explained: Global Internet Backbone & Customer Connection
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Understanding Internet Service Provider Tiers
Internet Service Providers (ISPs) operate within a hierarchical structure, ensuring global connectivity. This hierarchy is typically categorized into three main tiers, each playing a distinct role in the internet's infrastructure.
Tier 1 ISPs: The Global Internet Backbone
Tier 1 ISPs are at the apex of the internet hierarchy. These large organizations connect directly with each other through private, peering connections, physically uniting their individual network backbones to create the global Internet backbone. Within their own extensive networks, Tier 1 ISPs own the routers, data links, and other high-speed equipment that bind to other Tier 1 ISP networks. This infrastructure includes vital components... Continue reading "ISP Tiers Explained: Global Internet Backbone & Customer Connection" »