So far in this series of posts we have prepared our domain, firewalls and proxy servers for Office 365. We have configured our internal and external DNS. We have prepared our UPNs and built our Exchange 2016 hybrid migration server. We have also configured Azure to make sure that when it receives our Active Directory data it is secure. Then we configured Azure Active Directory Connect to sync our on-premise AD with Azure AD. The next step is now the fun part, to configure the Exchange Hybrid Migration Wizard. This is essentially making a forest trust between our on-premise environment and Exchange online. It will enable us to setup our full hybrid model so that mail will continue to flow through the existing Exchange 2010 server but allow us to move mailboxes to Office 365.
Continue reading “Migrating to Office 365 from Microsoft Exchange Step By Step – Stage 3 Exchange Hybrid Configuration Wizard”