Recent Posts

Useful VXLAN commands in ESXCLI 5.1

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Recently I have been doing some work with VXLAN with my colleagues Venky Deshpande who is responsible for vCloud Networking and Ranga Maddipudi who is responsible for vCloud Security within our technical marketing team (I call them the vCloud Networking & Security Duo). While working in our lab, I came across several VXLAN commands in Read more...

Network Troubleshooting Using ESXCLI 5.1

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When it comes to network troubleshooting in an ESXi host, there are various types of information that can be useful to a vSphere administrator such as basic information like a virtual machine’s IP Addresses, MAC Addresses, Uplink ports, Port ID, etc. to the network statistics view in the [r]esxtop command-line utility. However, all of this Read more...

Capturing Virtual Machine Screenshots in vSphere

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Over the holiday break I was cleaning out some of my old notes and I came across the subject of capturing virtual machine screenshots in vSphere. This topic comes up from time to time when talking to customers and the methods to accomplish this task may not always be clear. Capturing screenshots of a virtual Read more...

ESXi 5.0 Update 2 Released

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VMware has just released Update 2 for vSphere 5.0 which contains a few minor new features and of course bug fixes to both ESXi 5.0 Update 2 and vCenter Server 5.0 Update 2. While going through the ESXi release notes and reviewing the changes (hopefully everyone is doing this), a few things caught my eyes. Read more...

Tagging VMkernel Traffic Types Using ESXCLI 5.1

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In earlier releases of ESXi, a VMkernel interface could transport three types of traffic: Management, vMotion and Fault Tolerance. To enable a particular traffic type, one would use either the vSphere Web/C# Client or the vSphere API. Some of you may have recalled using an undocumented command-line tool called vim-cmd in the ESXi Shell to Read more...

Network Core Dump Collector Check with ESXCLI 5.1

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The ESXi Dump Collector service is an extremely useful feature to have enabled, this is especially important in a stateless environment where there may not be a local disk for storing core dumps generated during a host failure. By configuring ESXi hosts to send it’s core dumps to a remote vSphere Dump Collector, it still Read more...

Getting Support For VMware APIs and SDKs?

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A question that I hear frequently from our customers is how do I get support for the VMware APIs and SDKs? I’m sure that most of you are probably familiar with our VMware GSS (Global Support Services) organization when it comes to technical support issues, but did you also know we have program within our Read more...