Recently, I was checking an interesting issue for one of our customers. They are experiencing random packet dropping where users accessing their applications running on NSX environment are suffering from intermittent disconnections. They are running NSX-V 6.4 where their applications…
Introduction Well, recently I was checking an issue for one of our customers, where NSX edges were not sending logs to their configured syslog server. I found the issue as interesting and decided to write a blog about it to…
Introduction As NSX is driving the evolution of the next generation networking era, learning NSX is a must in my humble opinion. VMware does not consider NSX as a product anymore, rather it is a platform with a rich set…
Introduction Whenever you prepare a vSphere cluster in NSX, the distributed firewall is enabled automatically on all ESXi hosts in that cluster. One of these clusters can be your management cluster where several management VMs are running including the vCenter…
In a recent PSO VMware NSX engagement with one of our customers, and as their new hardware arrived, they decided to make a migration of ESG edges and DLR control VMs to a dedicated cluster. I want to share with…
Greetings, In this relatively short post, I will start with a brief introduction about NSX distributed logical router (DLR) and then I will delve into the main topic which I want to demonstrate here. Overview The main purpose of the…
Recently I was engaged with a full vSphere migration for one of our customers (both hardware and software). We faced an issue getting Link Layer Discovery Protocol (LLDP) to work with the new PowerEdge R730 ESXi hosts. Let’s start with…
Greetings, Great news from DELLEMC for VSAN users today ! I have encountered several limitations in VSAN designs using DELLEMC Poweredge servers where using PERC H730 controllers will enable you to operate either in RAID0 or pass-through mode but not…
In this post, we are going to demonstrate the best practices regarding vSphere HA configuration on a vSAN-enabled cluster. Configuration Order vSAN and vSphere HA must be configured in a specific order: – vSAN must be enabled before vSphere HA…
In one of my VSAN design engagements, we have VSAN 6.6 ESXi nodes with 512GB RAM while ESXi is installed on internal SD-Cards. The customer is planning to scale up RAM to 1TB per host, and to scale over with…
