CLOS Topology
Edson Erwin invented this highly scalable and optimized way of connecting network nodes in the 1930s and Charles Clos made the telephone nodes interconnection design using that solution. It was even…
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What is Cisco ACI?
Hello World This is an overview of what I think Cisco ACI actually is. It uses some examples from the lab environment to show you how the things look like…
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ACI MultiPod and how to build MultiDatacenter with Cisco ACI
What is MultiPod? ACI MultiPod was first designed to enable the spread of ACI Fabric inside a building (into two or more Pods), let’s say in two rooms at different…
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Setting up Cisco ACI From Scratch
This Cisco ACI article describes the first few things you will do when getting ACI Fabric components in your datacenter. Cisco ACI 3.2 version was used to try the stuff…
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ACI MultiPod – Enable Standby APIC
APIC Controller Cluster You actually need three APIC controller servers to get the cluster up and running in complete and redundant ACI system. You can actually work with only two…
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How to Advertise a Route from ACI Layer2 BD Outside the Fabric?
Sometimes you will have some L2 domains (Bridge Domains – BD) in your datacenter that will be used with hardware appliances like F5 NLB or something like an additional firewall,…
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Cisco ACI – Configuring by POSTing JSON
If you are configuring Cisco ACI datacenter fabric it will sooner or later get to the point that you need to configure multiple objects inside the GUI which will, by…
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Cisco ACI – API Calls vs JSON POST
API Calls method The fancy way of configuring Cisco ACI Fabric is by using Python script for generating API calls. Those API calls are then used to configure Cisco ACI…
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Software-defined data center and what’s the way to do it
SDDC – Software-Defined Data Centers Times of Software Defined everything has long since arrived, the need to implement many appliances, two or more for each network function, is not so…
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New ACI deployment? Watch out when connecting APICs to Leafs
It’s one of those articles aimed at the people with Cisco ACI experience who don’t bother with reading all the install and other guides again while going through n’th time…
