Microsoft Exchange and Active Directory Blog
On Steve Goodman's website there is a VM available for free download that contains an almost fully configured layer-4 load balancer based on Ubuntu and HAProxy. It is very easy to set up and is ideal for test environments. Unfortunately, load balancing only works for the ClientAccess role and not for the Hub Transport role. Maybe ... Read more
Today, for the first time in a long time, I came across an Exchange server that was configured as an open relay. I actually thought that such configuration errors were a thing of the past. Apparently, however, some people are still making this nasty mistake, so here are the default settings of the receive connectors so that the settings can be corrected. In the default setting there are ... Read more
New update rollups have been released for Exchange 2010 and Exchange 2007. The URs can be downloaded here: UR5v2 for Exchange 2010 SP2 UR8 for Exchange 2010 SP1 UR9 for Exchange 2007 SP3 Here is a summary of the problems that have been fixed with the UR5v2: http://support.microsoft.com/kb/2785908
The following commands can be used to move or delete the system mailboxes: Move system mailboxes to another database: Get-Mailbox -Arbitration -Database QUELLDB | New-MoveRequest -TargetDatabase ZIELDB Disable system mailboxes Get-Mailbox -Arbitration -Database QUELLDB | Disable-Mailbox -Arbitration Delete system mailboxes and delete AD account: Get-Mailbox -Arbitration -Database QUELLDB | Remove-Mailbox -Arbitration -RemoveLastArbitrationMailboxAllowed To create the system mailboxes again, even if ... Read more
The following error occurs if redirects for OWA are not configured correctly: Error while testing during the first request to Outlook Web App. HTTP code: 301 The Internet Explorer shows little about this: As already mentioned, the cause is incorrect redirects in the IIS of the Exchange Server. The incorrect redirects may not be visible in the IIS Manager, ... Read more
Microsoft has published a great tool that belongs in every emergency kit when a DAG is in operation across 2 data centers. The PowerPoint presentation uses simple questions and instructions to query the status of the data centers and issues the appropriate commands to perform a data center switch-over. Especially in the event of a complete data center failure, you are "easily" ... Read more
To enable the mailbox features ActiveSync, Outlook Web App and Outlook Anywhere for all users, the following command can be used: get-mailbox -resultsize Unlimited | Set-CASMailbox -OWAEnabled $false -ActiveSyncEnabled $false -MAPIBlockOutlookRpcHttp $true To enable the mailbox features for all users again, the following command is sufficient: get-mailbox -resultsize Unlimited | Set-CASMailbox -OWAEnabled $true -ActiveSyncEnabled $true -MAPIBlockOutlookRpcHttp $false
When trying to update the Exchange address lists via Exchange Management Shell, you may receive this message: WARNING: The recipient "frankysweb.local/Microsoft Exchange System Objects/Schedule+ Schedule Information - Offline Address Book - First Administrative Group" is invalid and could not be updated. The message can occur for one or more address lists. The lists may have different names depending on the environment. This problem ... Read more
To complete the setup of the Active Sync Clients, here are the instructions for Windows Phone 8. The instructions for the other smartphone operating systems can be found here: Android 4: https://www.frankysweb.de/?p=621 iOS, Android 2.X, Windows Phone 7, Windows Mobile: https://www.frankysweb.de/?p=302 But now only setting up Windows Phone 8, by the way, I used the Windows Phone SDK ... Read more
Here is another script from the Quick and Dirty category. The script reads all permissions for all folders within the mailboxes of the Exchange organization and saves them in a CSV file for further analysis. Maybe someone can use it or even bring it into a reasonable form. # All mailbox folders in your ... Read more
