Scott's Weblog The weblog of an IT pro specializing in virtualization, networking, open source, and cloud computing

In Case You Hadn't Noticed

In case you hadn’t noticed, some of my virtualization-related content is now being aggregated by Doug Brown over at DABCC.com. I’m honored that Doug is including my content. So, if you haven’t visited DABCC.com recently, hop over there right now. I’m confident you’ll find it as useful a resource as I do.

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In-Depth Look at the ASR Router

Back on March 5 blogger extraordinaire Alessandro Perilli of virtualization.info revealed that Cisco had chosen KVM as the virtualization platform for IOS-XE, the new Linux-based version of IOS that runs on the recently introduced ASR series of routers.

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Microsoft Buying Kidaro

From an e-mail I received regarding the announcement:

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Identifying ESX Server NICs in Blades

This is a handy little trick that many of you may already know. Starting with version 3.5, VMware added support for Cisco Discovery Protocol (CDP) on the ESX Server vSwitches. CDP support is enabled on a vSwitch with this command:

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Walking a Fine Line

A recent post by Chris Wolf over at Data Center Strategies has highlighted the dangerous position of any market leader, although this post specifically discusses VMware and their leadership position in the x86 virtualization market.

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Automator Issue

I use Spotlight comments for Finder items as a way to help tag files and folders for easier searching. In the past, I used an Automator workflow, saved as a Finder plug-in, to quickly and easily tag files and folders. Unfortunately, since the upgrade to Leopard, that workflow has stopped working. I even recreated the workflow entirely and it still doesn’t work. Has anyone else run into this kind of issue? If so, did you ever find a workaround?

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Configuration for Protecting VMotion

As a follow-up to my earlier post about using VLANs with VMotion, I wanted to also share a brief configuration snippet (based on a Cisco IOS-based switch) that aligns with the recommendations in that article. This is nothing new to those who are familiar with IOS, but for those readers who are not it may provide some helpful information.

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ActiveSync on the iPhone

Apple has just given me one more reason to possibly switch to an iPhone…

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VMotion and VLAN Security

Xensploit, as it’s called, is the recently demonstrated exploit that allows virtual machines (VMs) that are “in flight” during a live migration (XenMotion in Citrix XenServer, VMotion in VMware ESX Server) to be manipulated. If you haven’t yet read the PDF that describes Xensploit, I highly encourage that you take a look at it. It’s very enlightening as to exactly what can be done to an in-flight VM.

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E-Mail Subscriptions Now Available

RSS is handy, but not everyone likes RSS. Some people prefer to receive updates about this site via e-mail, and to help accommodate that I’ve enabled e-mail subscriptions to the site. To subscribe to receive updates about this weblog via e-mail, just follow these simple instructions:

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