It is time to create VxLANs (bridge domains that represent L2 domains) aka overlay VLANs, communication (routing) between VxLANs and other security stuff that ACI enables you to do.Īnd it is time to make this big 元 switch work and do some bridging and routing. Now you are able to use APIC GUI or to APIC SSH terminal connection to configure ACI through centralized CLI. This has several advantages: There are no chassis backplane issues and each Leaf is running his own OS and with that a separate control plane (which is good for robustness, resilience, and stability when something goes to hell on one of the devices). It is like a chassis switch with multiple line cards, but here each line card is represented by one Leaf switch. The whole fabric is working as one big switch with all Leaf ports being access ports on that huge switch system.
#What is a cisco right to use license license
A minimum 3-year license is usually included, so make sure it is correct or your smart license home. Next, check whether the permanent license is output. Now you have a big switchĪt this point, the Fabric is up and running. First, check if the essential license is applied correctly with the following command show license right-to-use usage. Leaf and Spines after you registered them to the Fabric and they were automatically configured by APIC controller and joined to the Fabric. When you register all the Leafs on the APIC you actually build your ACI Fabric.ĪCI APIC Fabric Members. When the Spines are provisioned by APIC they will find all other Leafs to which they are connected (all the Leafs).
#What is a cisco right to use license serial numbers
You continue to register the Spines as you did with the Leaf taking care that the numbering is in order with your rack switch positioning (you should take note of all serial numbers on the switches when putting them in the racks). IS-IS has also configured automatically in this first time Leaf configuration and you do not need to see all those things.Īfter the Leaf is configured, he will further use LLDP to find both Spine switches to which he is directly connected (each Leaf is connected to both Spines in CLOS topology). It will give him a hostname, configure in-band mgmt loopback and also it will give him another loopback which will later be used in IS-IS routing protocol which is used to route overlays for your data plane. When you register your first Leaf the APIC will automatically configure it as the first member of the Fabric. You click on register the Leaf to the Fabric and give the Leaf a number (Leaf are usually numbered from 101-… and Spines are from 201-…). When connected, you go to Fabric tab and under Fabric membership, you will see that APIC (using LLDP) did find the first Leaf to which he is directly connected. You get through the wizards and then the APIC is ready for you to connect to him with https.
This is a lab example where everything was left by default.īuilding ACI Fabric by using LLDP discovery from APIC With PRTG, everyone can work with peace of mind.APIC Setup Config.
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