Exchange Size Limits
Exchange Size Limits KB ID 0001368 Problem When attempting to send an email from Outlook via Exchange, you see a message like the one below. The following files weren’t attached because adding them would cause the message to exceed the maximum size limit of {Size} MB: {File-Name} Or, when someone attempts to send a message to one of your mailbox users they get an NDR that looks like this. Remote Server returned ‘550 5.2.3...
StalledDueToTarget_Processor ?
StalledDueToTarget_Processor KB ID 0001810 Problem If you have a mailbox move that’s showing as StalledDueToTarget_Processor, that’s quite common (I see that a lot). Solution: StalledDueToTarget_Processor Firstly how long have you waited? I see this when I’m moving a LOT of mailboxes, and most of the time this problem resolves itself – if you are patient enough, (and your users will be unaffected while this is...
Exchange Y2KK Bug
KB ID 0001769 Y2KK Problem Over the last couple of days the Exchange forums have been alight with the Y2KK bug, typically it affects Exchange 2016 and 2019 (though the chatter is, it actually effects any Exchange versions whose update version begins with 22… This is fine below, (it begins with 21..) Add-PSSnapin Microsoft.Forefront.Filtering.Management.Powershell Get-EngineUpdateInformation Y2KK Symptoms Emails No Longer Being...
Free Exchange Certificate
KB ID 0001739 Problem A couple of weeks ago I wrote an article about getting free certificates for IIS with ‘Let’s Encrypt’. Last week the renewal for my ‘test’ Exchange server’s certificate came though. So I thought “Why don’t I try and get a ‘Free Exchange Certificate’?” Free Exchange Certificate Before we start let’s take a moment to take a look at our existing...
Exchange – Display Mailbox’s by size
KB ID 0000469 Problem Yesterday a client asked me how he could find out, which of his users were the “worst offenders” for mailbox size. Normally a simple Get-MailboxStatistics command would be fine, and we would sort the results in descending order. Solution On one of the Exchange servers, launch the Exchange Management Shell. Issue the following command: Note: That’s all one command, replace the name PNL-MAIL-2019...