What is ACI?

 It is policy-based  like QoS

Intant-Based network (IBN)

ACI components : 

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Securiy 

Whitelist- model 

VLAN switching

End point group 

EPG 

Topology ==>  Spin and leaves-> NO STP 

Management simplified== >APIC. .. heath scores and even app wise. 

Programmability. ==>  Northbound API and South pound API towards Network. 

North bound ==> all object or user will access it .. all here is in Object.  Mean automation on our environgment.

Benefits of spine-leaf Architecture. :

Overlay 

underlay 

vtep Ip address

Stateless tunnel 

VNI

Tunnel mechanisms

show version 

show health leaf 101

tenant test  test-dev 

conf t 

tenant Test-Dev

vrf context defaultVRF

bridge-domain bd100

vrf member defaultVRF 

exit

interface bridge-domain bd100

ip add 10.10.100.1/24

Robust functionality