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25/09/2013

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

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....
Categories Exchange/Exchange 2013/Issue/Question of the day/Update Comments: 0
23/09/2013

Apple iPhone 5s TouchID and Exchange ActiveSync (updated)

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...
Categories ActiveSync/Exchange/Exchange 2010/Exchange 2013/Issue/Question of the day/Security/Windows Phone / Mobile Devices Comments: 0
19/09/2013

Blocking iOS 7 in Exchange 2010 & 2013 (updated)

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...
Categories ActiveSync/Exchange/Exchange 2010/Exchange 2013/Management/Security/Windows Phone / Mobile Devices Comments: 0
09/07/2013

Exchange Server 2013 RTM CU2 is out!

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...
Categories Exchange/Exchange 2013/Update Comments: 0
06/05/2013

My portable lab hardware

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,...
Categories Exchange/Exchange 2007/Exchange 2010/Exchange 2013/Load Balancing/Lync/Migration/Transition/Question of the day/Windows 8/10 Comments: 0
24/12/2012

Simplifying the OWA URL with Citrix Netscaler

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...
Categories Exchange/Exchange 2010/High Availability/Load Balancing/Management Comments: 0
18/12/2012

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

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...
Categories Exchange/Exchange 2010/Lync/Podcast/Windows Phone / Mobile Devices Comments: 0
01/12/2012

Using the Microsoft Connectivity Analyzer Tool

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...
Categories Exchange/Management/Migration/Transition/Preview/Beta Comments: 0
04/04/2012

Upcoming Microsoft Events I’m attending: TechEd Europe and MEC

Faithfull Twitter followers probably already know, but my employer made it possible for me to attend TechEd Europe 2012 (June 26-29) in Amsterdam (and the Microsoft Exchange Conference 2012 (MEC, September 24-26) in Orlando! For me this TechEd is a bit more special than others I’ve attended (Barcelona, Berlin) because I was born in Amsterdam and I currently live within...
Categories Exchange/Exchange 2013/MEC/TechEd Comments: 0
14/03/2011

Setting the Postmaster address in Exchange

Somebody asked me today, whether it is a good idea to set the postmaster address in Exchange. Well, short answer: yes! It’s is even mandatory according to RFC 5321 section 4.5.1. For Exchange 2010 you will have to use the Set-TransportConfig cmdlet: Set-TransportConfig -ExternalPostmasterAddress <ExternalPostmasterSMTPAddress> For Exchange 2007 you will have to use the Set-TransportServer cmdlet for each Hub and...
Categories Exchange/Exchange 2007/Exchange 2010/Management/Question of the day Comments: 0