Blackforce

To Change a mailbox from one type to another in exchange 2007 and 2010 like below :-

User mailbox to shared mailbox
User mailbox to resource mailbox
Shared mailbox to user mailbox
Shared mailbox to resource mailbox
Resource mailbox to user mailbox
Resource mailbox to shared mailbox

Type the following in the exchange management shell.

Set-Mailbox ConfRoom1 -Type value

Where value is Regular, Room, Equipment, Shared.

When branching out the public folders in exchange system manager if you see the following error :

The operation failed due to an invalid format in the HTTP request. Verify that the host header is correct for the virtual server.

Check to ensure the default website is started.

A neat little command to dump out the whole of Active Directory users email addresses to the root of c: can be found below :-

dsquery * -filter "(&(objectCategory=person)(objectClass=user)(mail=*))" -attr mail displayname -limit 0 > c:\email_addresses.txt

Sometimes people in Active Directory have extra email addresses associated with them. This makes identifying who has certain addresses very time consuming.

An example of this might be someone that has the email address info@company.com you then go to create a mailbox with that alias and you get the following message come up :

This email address aready exists in this organization

In order to find out who has this address you can do the following :-

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