Chapter 5

Introduction to Networking with ACI

Networking in ACI is different. It’s a good different: a step forward. It’s not different in the manner in which the protocols work. ACI uses standards-based protocols. It’s different because the networking exists only to support the policy. The networking constructs inside of ACI exist because the devices we attach to the network talk in this language. Our goal is to attach devices to the network in a way that they can understand in order to communicate with them and then control them with policy.

The underlying ACI network is the highest-performing, most robust network that can be built using today’s protocols. It is truly a next-generation data center network. For example, Cisco has eliminated ...

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