A known issue affecting certain NSX environments may begin surfacing as early as May 2025, with potential disruptions from June 2025 onward. This issue relates to Transport Node (TN) certificates created with a shorter-than-expected validity period. If your environment is running NSX versions 4.1.x through 4.2.0, it’s worth reviewing the details and taking proactive steps…
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NSX VIB’s cheat sheet
After the installation process, you will discover the following VIBs (VMware Installation Bundles) installed on the ESXi host: nsx-aggservice: This service operates on management plane nodes and retrieves the runtime state of NSX-T components. nsx-da: It collects data from discovery agents regarding the hypervisor OS version, virtual machines (VMs), and network interfaces. nsx-esx-datapath: This component…
Read moreTroubleshooting NSX-T and Compute Manager Disappearance During Cluster Patching
Have you ever experienced the sudden disappearance of NSX-T and Compute Manager while trying to perform patching on your clusters? This can be a frustrating experience, and it’s important to know how to handle it when it occurs. When you’re managing your clusters using an image, you may receive a notification that the status of…
Read moreCómo habilitar SSH en NSX-T Manager
NSX-T de VMware ha racionalizado su gestión de red combinando el NSX Manager y el NSX controller en un único dispositivo virtual conocido como “NSX unified appliance” o “NSX-T Manager”. Este dispositivo ofrece una interfaz de usuario basada en web para facilitar la gestión del entorno NSX-T y aloja el servidor API para gestionar las…
Read moreHow to Enable SSH in NSX-T Manager
VMware’s NSX-T has streamlined its network management by combining the NSX Manager and NSX controller into a single virtual appliance known as the “NSX unified appliance” or “NSX-T Manager.” This appliance offers a web-based user interface for easy management of the NSX-T environment and hosts the API server to handle API calls. Although most network…
Read moreGoodbye NSX-T, welcome NSX!
On 2nd of August VMware released new version of NSX with number 4.0.0.1 as major release. Along new version number, the product name has changed also. From “VMware NSX-T Data Center” to “VMware NSX.” This new name better reflects the multi-faceted value that NSX brings to customers. This update is apparent in the product graphical…
Read morevSphere Lifecycle Manager Failed to Prepare NSX-T Cluster
Login to NSX node On the NSX Manager, go to System → Fabric → Nodes → Host Transport Node. From the Managed by drop-down menu, select the vCenter Server. Identify the failed cluster to view the error state. Click the error link to open a popup window. Click Resolve to initiate transport node profile realization on the cluster. Have a look around…
Read moreHow to set up environment variable for Terraform on Windows for NSX-T
We are using GitHub as our repository for NSX-T and Terraform to apply changes in our vSphere environment. After change is review and merged to main branch it needs to be applied. To apply changes to NSX-T it is simple command: However I forgot to add user name and password for NSX-T In terraform to…
Read moreVMware NSX-T Data Center 3.x – Load Balancer on a NSX-T environment stop working
If you came across the issue with accessing the backend servers via the Load Balance or it is taking several seconds to display the backend server pages, then your Load balancer process is not handling the Server keep-alive in the HTTP header. Have a look at NSX-T Edge syslog -> /var/log/syslog This issue is resolved…
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