A colleague(thanks Ivo) pointed me out to this great PDF by Cisco. As expected, it deals mainly about networking. Things like VST, EST, Channels, Trunking, Portfast and more are covered.
One thing that stands out the most is that Cisco recommends to use load balancing based on Virtual Port ID instead of creating an ether channel [...]

Just upgraded a production environment to 3.5 update 1 and 2.5 update 1. Everything went surprisingly smooth. Looking at the Update Manager I noticed the total amount of 40 patches at this moment for 3.5. If you have a closer look you will notice that a lot of those are related to specific hardware or [...]

Discover a New Perspective with 8.9 Inch Eee PC 900: This new generation of the ever popular PC packs in a whole range of hardware that includes a 8.9 inch widescreen, a 1.3M pixels webcam, the new innovative FingerGlide and 12GB and 20GB storage capacities for Windows and Linux platforms respectively.
Mobility is one of the [...]

Today a customer called about a problem with the Exchange VM. For some reason the ESX Host where this VM resided was always swapping/ballooning. They checked and double checked the settings but could not find the problem. After a quick scan I noticed that there were limits set on memory for each VM. This particular [...]

I just received the following:
New patches are available for ESX Server 3.0.1 and ESX Server 3.0.2.
ESX Server patches can be accessed through the on-line ESX Server Patch Download tool:
[http://app.connect.vmware.com/e/er.aspx?s=524&lid=2272&elq=4D5713F997F04342981A231DF09609D0">]
Please follow the instructions on the appropriate patch download page.
VMware ESX Server 3.0.1 Patches
ESX-1003516 (Critical): fixes an issue where snapshot of a Suspended Virtual Machine fails;includes a [...]

Clint discovered the following:
Source -
Ran into a problem while doing some performance testing on some test VMs. We found that we had no historical performance data for the VM or Host. All we had was real time data. This can be a major issue, especially when you are trying to troubleshoot or like in this [...]

Check out the release notes, there are a lot of fixes in this update! There’s also an update to the Update Manager and the Converter plugin.
Download link
Releasenotes link

For some weird reason the customization specification wizard in VirtualCenter 2.5 fails when entering the administrator password. The error: An internal error occurred, and the wizard is unable to store the administrator password securely.

[...]

That’s strange I just noticed that a blog was posted that I did not actually publish…. Let’s hope it’s not a bug in Wordpress and just me pushing the wrong buttons.

According to eWEEK, Novell is also busy creating a stand alone hypervisor to enter the XenServer, Hyper-V and ESX(i) battle. It will be Xen based and in my opinion a smart move considering they bought Platespin and already have a management tool called Orchestrator. It’s a shame they are a few years late, they should [...]