The top question all new ACI customers have (or should have), is what are the configurations that should be enabled on my fabric from the beginning? With that in mind, we’re going use this post as a living document with configurations that are considered “Best Practice” to have enabled. We will keep this document updated … More ACI Best Practice Configurations
Cloud ACI 5.2 for AWS can now use TGW Connect Attachment to enhance the previous ACI/AWS integration. You can read more about what we had pre cAPIC 5.2 by using only TGW VPC attachment at a previous writeup. Before we start discussing and showing how TGW Connect Attachment benefits this integration, let’s quickly discuss what … More Cloud ACI 5.2: AWS Enhancements in TGW with TGW Connect Attachments
From Cloud APIC 5.2 you can configure Tenant vNET peerings across Azure Active Directories. This will be very useful for B2B connectivity. Prior to this tenant vNET peerings for Azure using cAPIC was only possible across subscriptions in the same Azure Active Directory. To Follow along this Proof Of Concept Lab in your own Azure … More Cloud ACI 5.2: ACI/Azure Tenant vNET Peering across Azure Acitive Directories
If you already have resources deployed in Azure, you can now connect your brownfield vNETS to the Azure cAPIC vNETs using vNET Peering. This means your connectivity from ACI Fabric vNETS to the brownfield vNETS can go over Azure’s backbone directly. Security Policies can be attached for this connectivity based on requirements. You can follow … More Cloud ACI 5.2: Azure Brownfield Integration with ACI Fabric
If you have 2 or more Cloud Fabrics in the same Cloud Provider you can now (from cAPIC 5.2) use the Cloud Providers backbone for interconnecting these Data Centers (DCI). Prior to this you needed to build IPSec tunnels over the Internet between the sites to achieve this. This gives you the benefit of high … More Cloud ACI 5.2: Interconnecting ACI Fabrics Over Cloud Provider’s Backbone at High Speed for both AWS and Azure
With the Covid pandemic, many enterprises have come to the realization that having a huge infrastructure for your Data Center on-Premise may not be the most cost effective. A Hybrid Cloud Data Center (onPrem + cloud), or MultiCloud ( multiple Interconnected DC Fabrics in one or more cloud provider) Data Center may make more sense. … More Cloud ACI 5.2: A compelling case for Cisco ACI Hybrid/Multicloud Data Centers
This is a running list of ACI/IPV6 support notes that I will add to as I learn more items. Most of the items here have been taken from Cisco ACI Infrastructure Fundamentals Release 5.1(x), Networking and Managemcnt Connectivity. In addition I’ve also added items here that I’ve obtained by querying the field. Supported: IPv4 only, … More ACI with IPv6
Starting from ACI Release 5.0(1) Cisco has started supporting ACI SR-MPLS handoff for L3 Outs. If you are not familiar with Segment Routing concepts do not despair. Once you see the benefits of using Segment Routing you will realize why this is such a good way of doing L3 Outs. If you are familiar with … More ACI SR-MPLS Handoff for L3 Outs
Applications frequently need to talk to other applications. As an example Application A gathers some data and Application B needs to do some custom processing with the output of data from Application A. When Applications that are split in functionality need to exchange data between each other, there are generally 2 kinds of ways to … More Subscribing Network Insights Kafka Producer to a Kafka topic and streaming events to a Kafka Consumer
This is a rather old topic, relevant only for day 0 setup of ACI. However, now that a lot of new customers are implementing ACI, this topic is again coming up and I’ve had a number of folks reach out to me to discuss this. For that reason, I decided to do a short write-up … More ACI TEP Pool Discussion