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, but ...

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 ...

Recently a colleague of mine migrated the mailboxes from Exchange 2003 to Exchange 2010. But he noticed something weird, in the Exchange Management Console (2010) the newly migrated users could be seen, but in the Exchange System Manager (2003) he could still see active mailboxes. He confirmed that they were still using the Exchange 2003 server. ...

Today’s question of the day is whether you can restrict users mailing to a specific Distribution Group in Exchange? Yes, you can. You can add users but also Distribution Groups to the list of who the Distribution List will accept messages from. The messages of members of the Distribution will then be accepted. A (mail enabled) Security Group is ...