Microsoft Exchange and Active Directory Blog
What is the mailbox database cache? The database cache stores a subset of the mailbox database in the main memory of the mailbox server. This has the advantage that frequently used data does not have to be read again and again from the relatively slow hard disks of the servers, but instead comes from the fast working memory. Furthermore, this reduces the I/O processes on the hard disks. Memory requirements for ... Read more
As of today, Windows Server 8 is available for download as a preview for MSDN subscribers. I have downloaded the new Microsoft operating system and installed it in a VM. The installation is extremely fast. The operating system is installed in less than 10 minutes. Here are a few screenshots: In the preview, you can not only switch between server ... Read more
The T-Online mail servers are currently on several SPAM blacklists, which is why mails from T-Online servers are currently often declared as SPAM or rejected directly. So if you are a T-Online customer and possibly use the mail servers as an Exchange Smarthost, you should switch to another provider if possible. The whole article can be found on Heise.de: http://www.heise.de/newsticker/meldung/T-Online-Mailserver-von-Blacklistings-betroffen-1341226.html
When migrating from Exchange 2003 or Exchange 2007 to Exchange 2010, it can happen that the address lists and the offline address book cannot be created or updated on Exchange 2010. The reason for this are spaces in the alias of the public system folders. These two error messages are generated in the event log of the Exchange 2010 server: Event ID: ... Read more
When migrating from Exchange 2003 to Exchange 2010, there are often problems with the replication of public folders. However, I have frequently encountered problems with the replication of the free/busy times of Exchange. Exchange also reports this with an error in the event log of the Exchange 2010 server. The following event log entry ... Read more
The Exchange 2010 SP1 Update Rollup 5 has been released, an overview of which problems have been fixed can be found here: http://support.microsoft.com/?kbid=2582113 The UR5 can be downloaded here: http://www.microsoft.com/downloads/de-de/details.aspx?familyid=731d0ebd-f094-4a37-aafa-78e1052780c5&displaylang=de
Exchange 2010 installs a whole range of new services during installation. I will explain here what each service is used for. 21 New services are installed on an Exchange Multi Role Server Microsoft Exchange Active Directory Topology This service is used to retrieve the topology information of the Active Directory. With this service, the Active Directory location and ... Read more
So that the future forum integrates better into the theme, I have adapted the theme again.
#In this article I have described how to restore an Exchange database, but this should only be the last choice of an administrator to restore Exchange functionality. If the complete database has to be restored from the backup, the Dial-Tone procedure can be used. What is the difference between a normal ... Read more
In this HowTo I describe how to install an internal certification authority and how to have a SAN certificate issued for Exchange. This HowTo is not intended for a productive environment. The implementation of a certification authority must be planned carefully. In my test environment I have installed 2 Windows Server 2008 R2 Enterprise, 1 DC + CA ... Read more
