SDN Explained Through the Analogy of Maps, Routes, and GPS
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Sure it's a little over-simplified... almost all analogies are. But I think Juniper's David Noguer Bau makes a helpful metaphor for how today's networks work and how the software-defined networks of tomorrow will work.
SDN for Dummies: Routes, Maps and GPS
There are analogies in his post that fit:
- Today's networks
- Provisioned networks
- SDN as an overlay
Network POST (HTTP) IT
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