Category Archives: NSX

NSX-T – NCP Integration with Openshift 4.3 – The Hard Way

By | 15. July 2020

Introduction Today, we’ll take a look at how to implement NSX-T’s container integration with Redhat Openshift 4.3.Before we begin, let me quickly explain why this blog post is called “The Hard Way”. Today with NSX-T 3.0 and NCP 3.0.1, support for Redhat Openshift can be provided by configuring the corresponding network config files during Openshift’s… 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 »

NSX-T 3.0 available – a decade of innovation

By | 8. April 2020

Yesterday the eighth release of NSX-T went GA. Yes, you can hear and marvel, besides the expiring, NSX for vSphere (early 2022) this is already the eighth public release of NSX-T.  In addition to on-premise multi-hypervisor support, it allows a uniform security policy to be implemented in hybrid and multi-cloud environments, no matter whether the… Read More »

L7 Firewall – enforce Application Protocol by NSX-T Context Profile / AppID

By | 27. January 2020

This post introduces NSX-T L7 capabilities. You will create a MySQL Daemon on an VM and configure NSX-T Distributed Firewall to allow traffic on TCP 3306. When replacing this MySQL Daemon with sshd listening on 3306 NSX-T L4 firewall will not prevent access – by design. After enabling NSX-T L7 Firewall (Context Profile / Application… Read More »

Integrating CentOS 7.5 BareMetal Server with NSX-T 2.5

By | 20. December 2019

This post demonstrates how to integrate a bare-metal server on OS-Level into NSX-T overlay networking and security. As there was no bare-metal system in my demo environment available I created a CentOS 7.5 VM on a non-NSX enabled ESXi Server. Topology shown below After successful installation it should look like this Pre-Requisites: Have NSX-T up… Read More »

Creating Objects in NSX-T Policy API with VMware PowerCLI

By | 12. November 2019

About VMware PowerCLI VMware PowerCLI is a command-line and scripting tool built on Windows PowerShell, and provides more than 700 cmdlets for managing and automating vSphere, vCloud, vRealize Operations Manager, vSAN, NSX-T, VMware Cloud on AWS, VMware HCX, VMware Site Recovery Manager, and VMware Horizon environments. If you would like to learn more about VMware… Read More »