Marc Valk dot Net

On creating a new distribution group in Exchange you could get the following error: Couldn’t find object “<user object in AD>”. Please make sure that it was spelled correctly or specify a different object. Reason: the recipient <user object in AD> isn’t the expected type. You probably logged in with an administrator account, which has [...]

To set permission’s on a room mailbox in Exchange 2010, you have to execute the PowerShell command Add-MaiboxFolderPermission. Add-MailboxFolderPermission -identity <roomname>@<domain.com> -user <email address of user who needs access> -AccessRights <AccessRight> The parameter AccessRight specifies the permissions for the user, you can use the following values: ReadItems   The user has the right to read items [...]

This morning when our Exchange server came back up after a planned shutdown, it couldn’t mount his database. The error message I received when trying to mount the database was: ——————————————————– Microsoft Exchange Error ——————————————————– Failed to mount database ‘Mailbox Database xxxxxxxxxx’. Mailbox Database xxxxxxxxxx’ Failed Error: Couldn’t mount the database that you specified. Specified [...]

In our Exchange 2010 environment (combined with forefront anti-spam) there was 1 user who kept on receiving spam. The spam originated from his own email address and got the tag SenderOnRecipientSafeList. This was caused by the fact that our Receive Connector had the permission ms-Exch-SMTP-Accept-Authoritative-Domain-Sender. This right basically tells the exchange server: “accept mail from [...]