Troubleshooting

Mailbox Delivery Settings

From time to time, I run into environments where things are configured in “non-standard” ways.  Granted, we don’t have a lot of specificity or documentation around some attribute configurations because the default configuration has been tested by the people who created the software and works in almost every conceivable situation. … [ Continue reading ]

Scripting

ActiveSync Device and User Report for Office 365 D, MT, and Exchange 2010+

Today, I had a customer ask me for an ActiveSync device report.  Normally, this is a somewhat simple task (Get-Mailbox | Get-ActiveSyncDevice), but in a large environment with hundreds of domains representing different agencies or business units, that is kind of an unwieldy report to run (as well as including a lot of data for out-of-scope users).… [ Continue reading ]

Migrating

Fix those IMCEAEX NDRs

I had a customer migrate some mailboxes a few weeks ago, and they’re now just getting some NDRs.  Here’s a sample NDR:

imceaex-1

To fix this, you can take the NDR that you receive, copy/paste it into this function, and then take the resultant decoded x500 address and add it back to the proxyAddress array for the recipient.… [ Continue reading ]

Scripting

Wipe Content from an Exchange Online Mailbox

This tool has been updated with new options.  See https://www.undocumented-features.com/2017/10/19/update-to-wipe-exchange-online-mailbox-script/.

Periodically over the years, I’ve run into content problems trying to migrate data to Exchange Online using third-party migration tools–they somehow get stuck, don’t like something existing in the destination mailbox (or didn’t write it properly in the first place) and you need a clean mailbox to restart the process. … [ Continue reading ]

Information

Error uninstalling Exchange Server 2003: One or more users currently use a mailbox store on this server.

So, you’re transitioning your Exchange 2003 environment to an Office 365 environment and desperately want to drop kick your Exchange 2003 server out the door.  After migrating everyone’s email, you open ESM, delete all of the mailboxes and start to uninstall Exchange. … [ Continue reading ]

Configuration

Exchange 2010 Messages Stuck in Retry status in “MapiDeliveryQueue”

In case your Exchange admin life wasn’t difficult enough, you can always have this problem, manifested with the following symptoms:

  • Mail delivery hung
  • Messages stuck in local delivery “MapiDeliveryQueue” with a status of “Retry”

Classic tactics such as restarting the server or right-clicking the queue and selecting “Retry” have no effect.… [ Continue reading ]