Tag
#routing
2 articles
Networks & the Internet
BGP: How the Internet's Networks Agree on Routes
The internet is a mesh of ~75,000 independently run networks. BGP is how they advertise reachable prefixes to each other and negotiate routes — driven by business policy, not shortest path, and held together by trust.
10 minJul 26, 2026
Networks & the Internet
IP Addresses and Routing
IP gives every device an address and lets routers forward packets hop by hop toward it — best-effort, connectionless, and with no single router that knows the whole route.
10 minJul 4, 2026