In the previous blog post we learnt how to create a customer docker image and build container from it. Image courtesy Minikube. In this blog post we will use the docker image built previously and deploy it using Kubernetes.We will do the following- Refer to previous post for steps to create a custom docker image […]
Understand Docker containers by building a simple webserver
Containers are a form of OS virtualization. Whether you work on containers or not you must have heard about Docker and Kubernetes. Docker is a container runtime. Kubernetes is a container orchestration tool, it is used to build, deploy and manage containers. According to Docker, “A Docker container image is a lightweight, standalone, executable package […]
LDAPS is broken after upgrading NSX to version 4.1
In this blog post we will talk about a potential impact to some LDAPS installation after upgrading NSX to version 4.1. In NSX version 4.1 support for old TLS cipher suites have been removed, while this may be a good step to enforce stronger security measures there still are servers which do not support newer […]
Using vCenter Plugin for NSX and the special embedded NSX appliance file
In this blog post we will talk about NSX embedded appliance. Most of us are familiar with the process of installing NSX manager using the OVA file, however you can also install NSX manager using the NSX plugin in vCenter. This gives you the flexibility to manage NSX directly using vSphere UI. In vSphere client […]
10 ESXi commands that are useful for troubleshooting network connectivity
If you are new to VMware ESXi or NSX environment and find yourself in a situation where you have to troubleshoot connectivity issues, having list of commands that can provide information about switchports/uplinks and help you get packet captures would save a lot of time. In this blog post we will talk about 10 commands […]
NSX manager certificate has expired alarm
In this blog post we will talk about how to approach NSX manager certificate expiry issue. NSX manager uses certificates for various purposes. You can check certificates from NSX manager UI. System > Certificates Following are commonly listed certificates in UI and their usage – These certificates can se self-signed or CA signed certificates. By […]
How to use vCenter REST API
In this blog post we will learn how to use REST API to interact with vCenter. Just like NSX, vCenter provides programmatic access through REST APIs. First we will use POSTMAN for API calls, then we will use cURL. We will also take a look at vCenter API Explorer. Using POSTMAN client vCenter uses api-key […]
Understanding basics of VMware ESXi networking
In this blog post we will discuss some fundamental ESXi networking concepts and observe VM to VM communication through packet captures on ESXi. Virtual Switch connects virtual NICs to Physical NICs. A virtual switch (vswitch) has different ports or port-groups that can be used for VM networking and management services. VM port group on a […]
Python and NSX SDK for Python with NSX manager | Part-1
In this blog post we will see how to use Python and REST APIs with NSX manager. NSX-T manager provides programmatic access to automate NSX-T Data Center using REST API. In this blog post we also see how can we utilize Python SDK for NSX-T. As per API guide, NSX-T APIs follow REST architecture using […]
Interact with VMware NSX using manual and programmatic methods
In this post we will explore different methods to login to VMware NSX Manager. If you are reading this you are probably new to NSX. There are two flavors of NSX – NSX-V or NSX for vSphere, and NSX-T or NSX Transformer with NSX-T being the new version. This post does not cover NSX-V. NSX-V […]