Clustering Validation Check Fails: Failed to prepare storage for testing on node <fqdn> status 87

Clustering can be a fun task especially when you are using Hyper-V Server 2008 R2 in the days before it launches. Strange errors can frustrate even the brave at heart. The “failed to prepare storage for testing on node…” error results from bit lock creating a partition in the first 100 MB of your primary drive and then not setting a drive letter. Given the command line interface for Hyper-V Server 2008 R2, I had to assign the drive letter by using the command lines. From the command Prompt: type diskpart type  select volume 1 type assign Re-run the cluster … Continue reading Clustering Validation Check Fails: Failed to prepare storage for testing on node <fqdn> status 87

Good Job Cogeco – 2 MB/Second Download

I recently became happy with my cable provider again. For about a year the QoS and downloads have been terrible. However recent upgrades to our system are seeing the best performance I have had in 2 years. Cogeco, a Canadian Cable company, has a long history of earning our business. I first started using cable internet in 1994. Over the years I had sent them over $25,000 of my own personal business with various levels of commercial internet. Despite being a very loyal customer recently the Service Level Agreement was not respected and outages, poor service and lack of communication … Continue reading Good Job Cogeco – 2 MB/Second Download

Hyper-V 2008 R2: High Availability, Clustered Shared Volumes, SAN Architecture

In this post I will cover a couple of gotchas of using Clustered Shared Volumes in Hyper-V 2008 R2. The first takeaway is that anyone reading this article should have is that Hyper-V 2008 R2 has the greatest flexibility using iSCSi for SAN connectivity. Using Fibre Channel limits your flexibility in the current relase when the design goal is high availability with a response time of continously live service. Through this article I will layout why I say this and give some illustrative scenarios. Scenario 1 The following diagram shows the basic Two node SAN connected architecture for virulaization with … Continue reading Hyper-V 2008 R2: High Availability, Clustered Shared Volumes, SAN Architecture

Remote Server Administration Tools for Windows 7 Download Location

Remote Server Administration Tools for Windows 7 Download Location:http://www.microsoft.com/downloads/details.aspx?FamilyID=7d2f6ad7-656b-4313-a005-4e344e43997d&displaylang=en Brief DescriptionRemote Server Administration Tools for Windows® 7 enables IT administrators to manage roles and features that are installed on computers that are running Windows Server® 2008 R2, Windows Server® 2008, or Windows Server® 2003, from a remote computer that is running Windows 7. System Requirements Supported Operating Systems: Windows 7; Windows Server 2003; Windows Server 2008; Windows Server 2008 R2 Remote Server Administration Tools for Windows 7 can be installed on computers that are running the Enterprise, Professional, or Ultimate editions of Windows 7. Remote Server Administration Tools for Windows … Continue reading Remote Server Administration Tools for Windows 7 Download Location

The Numbers: Hyper-V R2 and Dynamically Expanding Storage Performance

The Virtualization team is reporting 87% of native performance when using Dynamically expanding drives. A number of MVPs were emailing today about best practices for High Availability using Hyper-V and Clustered Shared Volumes. A great topics in and of itself but one that I will bring forward more extensive information in the near future. A side topic came up. Oliver Sommer, respected MVP from Germany, introduced me to the increased performance of Dynamic Expanding drives in Hyper-V R2. Now this should not be confused with dynamic versus basic drive formats. This is dynamically Expanding Storage versus Fixed storage in Hyper-V. There … Continue reading The Numbers: Hyper-V R2 and Dynamically Expanding Storage Performance

Why small businesses use Windows Small Business Server

Reposted from the Offical SBS BLog. We’re often talking with small business owners about their business – to understand not only their needs and usage of technology, but also what’s important to them as business owners.  Not surprisingly saving time and money, all the while providing better and differentiated service to their customers is of key importance.  Windows Small Business Server 2008 (SBS 2008) is really a best kept secret that is a catalyst for small businesses to reduce costs, increase productivity and delight their customers because it really enables them to organize their business and communicate more effectively internally … Continue reading Why small businesses use Windows Small Business Server

Troubleshooting OpenVPN For Windows 7/Vista 64bit Operating Systems

From time to time you come across client requests to install software that is not setup for 64 bit operating systems even though the software does support 64bit processing. A recent client request to install Open VPN illustrates this point. The following is how I resolved the error messages. Troubleshooting OpenVPN For Windows 7/Vista 64bit Operating Systems. When installing OpenVPN save the installer file to a location of your choosing.Right click on the installer and select the “Run as Administrator” option. You need to open the config file and change the pointers to reflect the 32 bit location of files … Continue reading Troubleshooting OpenVPN For Windows 7/Vista 64bit Operating Systems

Twilio – Programing Voice Interactive Web Applications and telephony – WOW

Every now and then I understand how Microsoft works. I am not going to explain it but this next generation of programs helps me solve some telephony questions I have had with Microsoft’s strategy. WOW. Twilio gets me going on intrigue. Sexy Name? No. Intriguing simplicity and progamability? Yes. Check out this simple ‘how to’ to understand what Twilio offers in the way of voice and phone programability from a web infrastrucutre perspective. http://www.twilio.com/how-twilio-works Jeff Loucks Available Technology  

Emulating Windows Mobile 6.5 with networking

Today I am investigating using VOIP from mobile phones. Rather than fiddle with a phone in a testing environment I decided I would use the emulators to test things out and then once I had settled on a configuration expose an actual phone to testing. For this type of testing, the Windows mobile 6.5 emulator can be used and this download link is useful..http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=20686a1d-97a8-4f80-bc6a-ae010e085a6e Note: Emulation that requires networking uses the Virtual PC driver which is inculded in VPC 2007 and requires you to download that product as well. If you do not preinstall VPC 2007 you will be prompted with … Continue reading Emulating Windows Mobile 6.5 with networking