I will be presenting at the NGN Exchange evening event on 25th November

Reading Time: 2 minutes On the 25th of November the Dutch usergroup NGN (Netwerk Gebruikersgroep Nederland) will organize an Exchange themed evening event and I'm one of the speakers. I'm extra excited as it will be held at the OGD ICT Diensten head office in Delft, my employer! My session will be about Exchange and mobile devices, focused on ActiveSync but also on Outlook Web App and the OWA App for iPad/iPhone. A very interesting and currently relevant topic, if I say so myself

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Failed Exchange Server 2013 CU2 & CU3 install due to security update 2874216 (updated again)

Reading Time: 4 minutes Today a customer asked for my help because an installation of Exchange Server 2013 Cumulative Update 2  (v2) had failed; Their Exchange environment didn’t work anymore and they were stuck. During the installation from Cumulative Update 1 (CU1) to Cumulative Update 2 (CU2), they encountered the following error: Error: Unable to remove product with code 4934d1ea-be46-48b1-8847-f1af20e892c1. Fatal error during installation. Error code is 1603. Last error reported by the MSI package is 'Unable to install because a previous Interim Update

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Apple iPhone 5s TouchID and Exchange ActiveSync (updated)

Reading Time: 3 minutes 2013/10/17: Added support statement by Microsoft below Just today I was curious how the Apple biometric convenience solution TouchID on the iPhone 5s would impact password policies enforced by Exchange ActiveSync(EAS). I frequently run into complaints from Android users who previously used a Pattern Lock instead of a PIN to unlock their phones. When my EAS policy sets specific password requirements, the Pattern Lock is replaced by the phone OS to the more traditional PIN (or alphanumeric password) unlock. Unfortunately,

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Blocking iOS 7 in Exchange 2010 & 2013 (updated)

Reading Time: 3 minutes Now that iOS 7 available, it might be interesting to know how to block this version. In the past there were some issues with the Exchange ActiveSync implementation in specific iOS DeviceOS versions (read this and this). Please note that I did not encountered or heard of any ActiveSync issues with iOS 7, but it might be prudent to be prepared. But first we have to find out which DeviceOS versions are already present, or how they are presented to

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Exchange Server 2013 RTM CU2 is out!

Reading Time: 2 minutes Just now the Exchange Team released Cumulative Update 2 for Exchange Server 2013. Some helpful links: Blogpost: Released: Exchange 2013 RTM Cumulative Update 2 Download: Cumulative Update 2 for Exchange Server 2013 Knowledge Base article: KB2859928 Sizing tool: Exchange 2013 Server Role Requirements Calculator v5.8 The Role calculator is also upgraded to support CU2, which is logical as CU2 now enables 100 databases per server instead of 50 (Enterprise Edition). There is also some clarification on how to interpret the

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Back from TechEd NA 2013: Thoughts on Exchange and BYOD

Reading Time: 4 minutes *** Updated 9 juli 2013: See the end of this article *** Back from TechEd North America 2013 and almost recuperated from my jetlag (7 hours difference), some of the bits and pieces get their place and new thoughts are formed. Having seen the keynote (see it here) and the new features added in Windows 8.1 and Windows Server 2012 R2, combined with knowledge I’ve blogged about earlier some new thoughts formed on Exchange and BYOD. For years we have

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My portable lab hardware

Reading Time: 2 minutes Recently somebody asked via Twitter my what the make and model is of my laptop, used for Exchange testing environments. Well, 140 characters is not a lot of space so I decided to blog about it. Our company uses Dell laptops as a laptop standard, but other vendors might have comparable configurations. The main model type is a Precision M4700, but for lab purposes the configuration has been customized: CPU: Intel Core i7-3820QM @ 2,70GHz Memory: 32GB (4x8GB) 1600MHz DDR3

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Simplifying the OWA URL with Citrix Netscaler

Reading Time: 3 minutes Next to Content Switching (which I recently wrote a post about), Citrix Netscalers can also do URL Rewrites. This enables us to simplify the OWA URL. First, be sure the Rewriting option is enabled by going into System, then Settings and choose Configure Basic Settings. Check the tick box for Rewrite After this, first make an Rewrite Action by going to Rewrite>Actions and add an Action. Give it a comprehensive name and set the type to REPLACE. In the Expression

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The UC Architects podcast episode 13 is up! With special guest Rick Kingslan (Lync Sr. Technical Writer)

Reading Time: < 1 minute Episode 13 is available for download for a while now! It is hosted by Pat Richard and co-hosts were John Cook, Tom Arbuthnot, Justin Morris and I rambled some lines in there myself . Topics include news stories about the Surface Pro, the new improved Exchange/Lync Connectivity Analyzer website, the revoked Exchange 2010SP2 RU5 update and a lot more. As a special guest we had Rick Kingslan, Microsoft Senior Technical Writer for Lync. We asked him some questions like: How

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Using the Microsoft Connectivity Analyzer Tool

Reading Time: 4 minutes Recently Microsoft released an updated version of the Microsoft Exchange Remote Connectivity Analyzer rebranding it as the Microsoft Remote Connectivity Analyzer as it now also can test Lync connections, next to Exchange and Office365. Another addition is the Microsoft Connectivity Analyzer Tool, a local variant of the online tool for Exchange connections. This is a very helpful tool for internal testing and despite being in beta, it already successfully helped me correctly identifying a certificate issue before I used it

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