Tag Archives: kubernetes

Installing Antrea Container Networking and AVI Kubernets Operator (AKO) for Ingress

By | 15. September 2020

This post shows how to integrate Antrea Container Networking with NSX Advanced Load Balancer (NSX ALB) using AVI Kubernetes Operator (AKO) This example shows integration of a single K8S cluster with NSX ALB. If you plan to integrate more than one please refer to official documentation. Inital Environment Architecture Overview Prerequisits 3 Linux VMs (2… Read More »

Troubleshooting DNS on Kubernetes with NSX-T

By | 17. June 2020

After integrating NSX-T with K8S I sometimes get issues with coredns not working. Common root cause: K8S internal DNS infrastructure needs non-NAT’ed network access from container PODs to K8S Nodes and vice versa. As NSX-T NCP default behaviour is to NAT your K8S Namespaces this can – depending on you overall architecture – cause connection… Read More »

Kubernetes Application Deployment with Codestream

By | 4. June 2020

Deployment of a Kubernetes application into production requires a well-defined process. It is not only about the actual deployment but also about having the right test procedure in place as well as updating existing applications with new versions. In contrast to legacy applications where frequency of updates is rather low, modern containerized applications can have… Read More »

Kubernetes Single-Node Deployment

By | 2. June 2020

Special thanks to Christian Liebner and Jürgen Mutzberg for the joint work on this blog! Kubernetes is becoming more important in IT world. vRealize Automation has multiple ways to consume Kubernetes clusters reaching from Namespace-as-a-Service in Cloud Assembly up to full Kubernetes application in Codestream. For all those use cases it is required to have… Read More »