Archive for October, 2009

Missing some hours lately?

Daylight saving time.. (DST).. some love it (due to some extra hours of sleep) some hate it.. because the have to program around it.. and so do the developers at Microsoft.. and then.. there are some countries that like to switch the dates they change the time (Argentina for example).. well all fuzzy logic if you ask me.. and so did the developers think.. and they accidently missed one date.. a date very close to come..(October 25th)

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OWA 2010 Themes

As you might of seen, the themes option is removed in Exchange 2010.. the old layout has been changed to some ugly yellow stylish look (probably to make it look like Office 2010.. ). Personally I do not like the yellow and have always used the Zune theme in Outlook 2007 (not that I like the logo, more the coloring).

When you install the CAS role, you will notice that the OWA folder (that holds all the owa pictures) actually still has multiple folders.. 1,2,3 and base. And that base is the normal OWA design. 1 apparently is some dark neon glow sort of theme, 2 is the Xbox 360 theme and 3 is a fully renewed Zune theme!

Now since the option to choose a theme has been removed, an administrator can only set a theme for everybody (but way better than the dodgy yellow). Create a copy of the base folder and copy the contents of 1, 2 or 3 in the base folder.. press shift F5 on your webbrowser and voila a new theme!

Theme1

Theme2

Theme3

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Hyper-V 2.0 + NLB

If you want to create an NLB on Windows 2008 R2 Hyper-V, you will notice that all previous blog posts around this topic will do you no good.. Although you can setup the NLB, network traffic will halt no matter what you do.. change the mac to static, revert it back etc etc.. seems Hyper-V version 2.0 actually has a more neat way of allowing NLB traffic coming from clusters without setting static mac addresses..

Here’s how to get it working:
Create your VM and give your VM legacy network adapters (for 2003 at least) select the Dynamic Mac address but do select the Enable spoofing of MAC addresses option. Now create your NLB as you did before.. note that you do this on all network adapters that are in the or some sort of NLB. The intra-array traffic does not need this option.

Happy NLB’ing

PS; if you decide to use synthetic adapters you will receive the error: 8004100a00000000 meaning the NIC drivers are not NLB compatible..

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