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Posts Tagged: aci
[Cheat Sheet] ACI – Contracts
This week I detail the Contracts inside ACI, allowing to filter the traffic between endpoints, like an ACL would do in a classic network.
In this document, I describe the VRF default behaviors and how we can improve the filtering with the Contracts. How the contracts are working inside ACI, the object model and some example of configurations and their effect (Reverse Filter Ports, Apply Both Directions...).
The file is still in progress, but I think the information is already ready to be shared Read more [...]
ACI 05 Contracts
On 4 mars 2020 by Benoit With 0 Comments
Contracts inside ACI.
In this cheat sheet, you will find summarized information about the contracts inside ACI.
The document is still to be completed with a lot more information in the coming days.
[Cheat Sheet] ACI – L3out
This week I detail the L3out object of ACI, allowing routed connectivity to external networks.
In this document, I describe the objects and their relationships, present the most common designs, gateway redundancy and there is also a step by step configuration guide.
The file is available here: ACI 04 - L3out.
PS: The other files of this series can be found here:
ACI 01 - The Basics.
ACI 02 - Fabric Access Policies
ACI 03 - The Tenants
Read more [...]
ACI 04 L3out
On 11 février 2020 by Benoit With 0 Comments
Layer 3 Outside (L3out) for Routed Connectivity to External Networks.
In this cheat sheet, you will find summarized information about the routed connectivity to external networks with ACI, the Object model, Design, Gateway redundancy and step-by-step configuration (a simple design as well as Inter-VRF Leaking with Shared L3out in Common tenant).
[Cheat Sheet] ACI – The Tenants
The third part of these Cheat Sheets series continues to develop the different objects of the Cisco ACI Fabric. After reviewing the Fabric tab last week which can be seen as the "underlay", now it's time to take a look at the Tenant tab, the "overlay" where the EPGs are located.
The "Tenant" tab of the APIC is as confusing as the Fabric tab, there is a multitude of objects to take care of, from the Application profile to the EPG and from the VRF to the Subnets, this cheat sheet will help you to Read more [...]