Hidden mailboxes show up in GAL
Ever experience an issue where hidden mailboxes show up in GAL (Global Address List)? In researching this issue, I found others had experienced similar problems. The solution to this issue was simple but I...
Tagged: Exchange 2010
Renew Exchange 2010 Self-Signed Certificate
The default self-signed Exchange 2010 certificate is valid for a period of 5 years. It’s pretty easy to forget about the certificate’s expiration date unless you’ve set a reminder of some sort. Depending on...
Event ID 15006 or 15007 on Exchange 2010 Hub Servers
During high peaks of email, especially during the holiday season, you may notice delay notifications stating that email has been queued and/or delayed. When this happens, check the Exchange 2010 HUB servers for the...
LegacyExchangeDN, NDR and Outlook Cache
Prevent the NDR error: Delivery has failed to these recipients or distribution lists when the legacyExchangeDN for an Exchange object is not found due to old Outlook cache entries. There are many times when...
Remove additional mailbox in Outlook 2010 connected to Exchange 2010
It seems with Exchange 2010 SP1 and Outlook 2010, whenever you grant FULL permissions to someone’s mailbox, add the mailbox to your Outlook profile and then need to remove the additional mailbox from your...
How to force Offline Address Book (OAB) synchronization in Exchange Server 2010
For some reason, the Global Address List (GAL) and/or Offline Address Book (OAB) generation may stop generating every once in a while. When this happens, folks using the Microsoft Outlook client connecting to a...