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 ]
Tag: Exchange
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 ]
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:
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 ]
Backup and Restore Distribution Groups from Exchange or Exchange Online
I’ve been involved in a lot of Exchange migrations over the years, to and from all sorts of different environments.
On a current engagement, I had to export a ton of cloud-managed distribution lists and their members from Office 365 / Exchange Online Dedicated and import them into Office 365 Multitenant. … [ Continue reading ]
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 ]
Add an Email Address Template to all Email Address Policies
So your company just bought another company. Or you’re moving to Exchange Online. Or you registered a new domain. Any reason, really, that you could want an email address template added to all of your Email Address Policies.… [ Continue reading ]
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 ]
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 ]
Exchange Delegates
I recently found myself in a spot where I needed to troubleshoot a delegate issue–a user was set as a delegate but no longer was with the company and didn’t have a mailbox anymore, so periodic NDRs were being generated for mail destined for the delegate.… [ Continue reading ]
Optimizing Exchange Disk Performance with Diskpart
Since a lot of folks (myself included) are still running a lot of Exchange 2003 in the enterprise, I though I would post a bit about setting the track alignment properly in various kinds of storage.… [ Continue reading ]