Here what the error looks like in Exchange Remote Connectivity Analyzer:
Verify that both Basic and Integrated Windows Authentication are selected:
Open the Exchange System Manager.Expand the Servers node.Expand the server node.Expand the Protocols node.Expand the HTTP node.Expand the Exchange Virtual Server node.Right-click on the Exchange node and select Properties.Click on the Access tab.Click on the Authentication button.Make sure Basic Authentication and Integrated Read more [...]
When migrating from to Office 365 you may receive the following error on the destination:"Your migration failed while checking destination credentials. Http POST request to 'autodiscover-s.outlook.com' failed - 401 Unauthorized"
Diagnosis: Try logging into the Office admin account specified in MigrationWiz, and look for any prompts or requirements that you have to click through, any of these will prevent MigrationWiz from connecting to Office 365 with the account.
One example is the following Read more [...]
When migrating from Exchange 2003 to Office 365 you may receive the following error on the destination:"Your migration failed while checking source credentials. The request failed. The remote server returned an error: (404) Not Found."
If you're using a single master source admin credential for the Migration, the most common scenario, then you should test access to each problem mailbox using the admin credential and following URL format: https://firstname.lastname@example.org
If Read more [...]
The first step is to create a certificate request ("CSR") by using the renewal tool in Exchange Management Console:
Open Exchange Management ConsoleGo to the Servers node, CertificatesSelect the existing certificate that is expiring and click 'renew'
Next you will purchase a new certificate credit or 'renewal' from your third party certificate authority (GoDaddy, etc) and provide the CSR from the Exchange server to your certificate authority.
Use the 'renew' option in your third party certificate Read more [...]
Exchange 2013 CU 21 was released on June 18th 2018 and is the latest release of Exchange available here.
.NET framework 4.7.1 is now a pre-requisite.
Exchange 2013 CU21 and onwards also requires VC++ 2013 runtime library.
Ne wExchange Management Shell commandlets are available to create and manage shared Office 365 shared mailboxes in Office 365 Hybrid Environments.
While CU21 does not add any new AD Schema changes. That said, if you are on an older version of Exchange 2013 schema Read more [...]