Microsoft Exchange and Active Directory Blog
When assigning SSL certificates to the Exchange UM services (Microsoft Exchange Unified Messaging and Unified Messaging call router), an error message is displayed if the corresponding settings are not made beforehand. The following error message is displayed if an attempt is made to bind a certificate to the UM services without changing the start mode: A special RPC error has occurred on ... Read more
The videos from the Microsoft Exchange Conference (MEC) 2014 are online on Channel 9: http://channel9.msdn.com/events/mec/2014 The videos can also be downloaded. I've already come across a lot of interesting videos, it's definitely worth a look if you weren't able to attend the MEC. If you don't want to download all the videos individually, you can find a download tool here, which ... Read more
Here is a small script that assigns permissions to folders and subfolders in a mailbox for users. Unfortunately, it is not yet possible to inherit permissions within a mailbox. Therefore here is a small workaround: $mailbox = read-host "mailbox" $folder = read-host "mailbox folder" $user = read-host ... Read more
Anyone who publishes Exchange servers and their web interfaces directly via port forward on the Internet may be familiar with the problem: Someone tries to guess the users and passwords or tries to access the mail accounts using brute force. Unfortunately, neither the Windows on-board tools nor Exchange Server offer the possibility to block the IP address after a few failed login attempts. Here ... Read more
Address book policies can be used to present customized address books to users. This can be useful if you want to include several companies in an Exchange organization, but do not want users from company A to be able to see all users from company B. Address book policies and customized address books can also make sense for multiple locations. So let's assume we have ... Read more
Subscribers to the Microsoft Developer Network have access to the update for Windows Server 2012 R2 and Windows 8.1 announced today as a "Spring Update". The update mainly brings improvements for mouse control, which is particularly useful for Windows Server. The update will be officially delivered on April 8th via Windows Update. With the next update ... Read more
With Service Pack 1, the Edge Transport Role is also available for Exchange 2013. If you wanted to use the Edge Transport Role before Service Pack 1, you had to install Exchange 2010 or Exchange 2007 as Edge. In this article I describe the installation of the Exchange 2013 Edge Transport Role on a Windows Server 2012 R2. ... Read more
When installing Service Pack 1 for Exchange 2013, a nasty error can occur under certain circumstances. This is caused by expired certificates that are used by Exchange services. A reader pointed out the problem to me and I was able to reproduce it in a test environment. Here are the details: When checking the prerequisites, the ... Read more
Over time, users often accumulate many old ActiveSync partnerships that have not been used for a long time. The following script can be used to find old ActiveSync partnerships: $LastSuccessSyncBefore = 180 $FirstSyncDateBefore = 180 #----------------------------- $today = get-date $lastsyncdate = $today.AddDays(-$LastSuccessSyncBefore) $firstsyncdate = $today.AddDays(-$FirstSyncDateBefore) $results =@() $activesyncdevicelist = Get-ActiveSyncDevice -resultsize ... Read more
This article is once again about some basic knowledge. It's about the message flow, the connectors and the queues. Some things are identical to Exchange 2010, but a few things have changed. More on this in a moment. Message flow (mailflow) In Exchange 2007/2010 there were 3 roles that were required to operate Exchange: HubTransport, ClientAccess ... Read more
