Client wants to implement a Hybrid configuration (Exchange 2010 SP3). They have one Internal Forest/Domain and they accept mail for 4 different domains. When creating the tenants inside O365, will I need to create and verify each of these 4 Domains or just the primary domain? (they will be using ADFS and

Hi,

We can firstly refer to the following article:

http://technet.microsoft.com/en-us/library/jj945383(v=exchg.141).aspx

Thanks,

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