TechEd 2011: Exchange 2010 videos online

Some very interesting and worthwhile videos from TechEd North America 2011 have been put online on the Exchange Team website. If you would like to watch the videos, you will find them here: http://blogs.technet.com/b/exchange/archive/2011/05/27/exchange-at-teched-north-america-2011-recap-and-videos.aspx

Exchange 2010: Service Pack 2 announced

Service Pack 2 for Exchange 2010 has been announced for the second half of the year. Some interesting new features will be included in the service pack, on the one hand Exchange Segmentation will be supported again, on the other hand there will be possibilities to host local and Office365 based mailboxes. So you can be curious. Here is the complete news: http://blogs.technet.com/b/exchange/archive/2011/05/17/announcing-exchange-2010-service-pack-2.aspx

Exchange 2010 SP1: delete separate mailboxes

With Service Pack 1 for Exchange Server 2010, something has changed with regard to separate mailboxes. There is a new CMDlet with which separate mailboxes can be deleted. With Exchange 2010 without Service Pack 1, this worked as described here via "Remove-Mailbox" Since Service Pack 1 for Exchange 2010, the CMDlet "Remove-StoreMailbox" has been added. ... Read more

Exchange 2007/2010: What are version buckets and batch points?

In connection with exchange back pressure, you can read that the number of version buckets also has an influence on back pressure. But honestly, who knows what version buckets are? Here is a short explanation: To understand what version buckets are, you have to look at the way Exchange works. An incoming message is not ... Read more

Active Directory: Assign NTFS permissions via Powershell

Many things can be simplified or scripted with Powershell. If you often need to create new folders or shares, you can use Powershell to create the folder, create the corresponding groups for access and also add the groups to the NTFS permissions. Here is a small example: # This script creates a folder in the specified path, creates ... Read more

Exchange 2010: Event 2915, Create custom throttling policy

Exchange 2010 has a client throttling policy activated by default, which protects the Exchange server from users putting too much strain on the Exchange server and causing a drop in performance. The throttling policies are not to be confused with the Exchange back pressure function. Back Pressure works on the hub transport role, whereas the throttling policies work on the ... Read more

Exchange 2010: What is Back Pressure or Event ID 15004, 15005, 15006 and 15007

Back Pressure is a monitoring function for system resources integrated into the hub transport role. For example, the utilization of the RAM and the available space on the hard disk are monitored. If a resource is heavily utilized, the back pressure function is automatically activated. This "artificially" slows down or completely rejects connections to the hub transport role. ... Read more

Server 2008 (R2): Deactivate SID filter

If you want to deactivate the SID filter on a German-speaking Windows 2008 or 2008 R2 server, use the following command: Netdom trust /domain: /quarantine:No /userD: /passwordD: Please note "/quarantine:No", on Windows 2003, as well as on English Windows Server 2008 (R2) this parameter is "/quarantine:No". Server 2008 also displays the information that ... Read more

Exchange 2010: Enable AntiSPAM Agents on internal Hub Transport Server

The AntiSpam Agents of Exchange 2010 are already installed on an Edge Transport Server, on an internal Hub Transport Server this can be done using the Exchange Management Shell: To do this, a script must be executed which is located in the Exchange installation folder. The default path is: C:\Program Files\Microsoft\Exchange Server\V14\Scripts This folder contains the script "install-AntispamAgents.ps1", which is executed via ... Read more

Exchange 2010: Add SPAMHaus.org to the IP blocklist provider of the AntiSPAM Agents

In a previous article, I described how to install the Spam Filter Agents on an internal Hub Transport Server. If you want to filter spam using a blacklist such as SpamHaus.org, you can configure this blacklist as an IP blacklist provider. The procedure is the same on an Edge Transport as it is on a Hub Transport server: Via the Exchange Management Console First in ... Read more