Exchange – Message Not Sent ‘Because there are too many recipients’
When attempting to send an email to a large amount of recipients, you may see the following error; This message wasn’t delivered to anyone because there are too many recipients, the limit is {number}. This message has {number} recipients To check what the limit is set to launch the Exchange Management Shell, and ecxecute the following command; Get-TranportConfig To raise the limit (in this example to...
Exchange 2016 (&2013) – How To Move a Mailbox Database
KB ID 0000725 Problem I like to keep Exchange databases in their own volume, so one of the first things I do is move them. Warning: Moving a mail database will make it unavailable while it is being moved, warn your users, or plan in some down time. Solution 1. First see where the database is now. From within the Exchange admin center (https://localhost/ecp) > Servers > Databases > Select the database to be moved. Note: Take...
Migrate Exchange 2010 to Exchange 2016 (& 2013)
Part 3 Migrating Certificates and Decommissioning Exchange 2010 KB ID 0000816 Problem Continued from Migration From Exchange 2010 to Exchange 2016 Part 2 Solution Exchange 2013/2016 Migration Step 8 Migrating Certificates from 2010 to 2016 Only consider doing this if you have a purchased (i.e. NOT using a self signed) certificate on your Exchange 2010 server. Bear in mind if you have the internal FQDN of your Exchange 2010 server as a...
Exchange: Importing Mail From PST Files (including Bulk Importing)
KB ID 0000443 Problem If you have mail in .PST file format that you would like to import, either exported via ExMerge from an older Exchange server, or Exported via Outlook, or even exported via PowerShell, then the process for importing that mail into Exchange has been the same since Exchange 2010 (SP1). Before SP1 you would have to install a copy of Outlook on the Exchange server and use a PowerShell command that looks like this...