UserDuplicateDiscoveryException During Exchange 2007 Cut Over Migration to Office 365

We encounter the following error message in one of our Exchange 2007 to Office 365 using Direct Cut Over Migration Method UserDuplicateDiscoveryException: The user "missupport@xxxxxx.com" was discovered twice from the source environment. Please ensure that there is no duplication in the source. We had checked there is no Duplicate ID in Exchange 2007 & AD, … Read moreUserDuplicateDiscoveryException During Exchange 2007 Cut Over Migration to Office 365

Enable DKIM for Outgoing Email in Office 365

Please refer to the following steps on How to Enable DKIM for outgoing Email in Office 365 It is strongly recommended to go through all the articles https://o365info.com/dkim-domain-keys-identified-mail-basic-introduction-part-1-of-5 to have a detail understanding on how DKIM is working in detail Get the DNS Records for DKIM The first part of the CNAME would be always … Read moreEnable DKIM for Outgoing Email in Office 365

Exchange 2007 to Office 365 Cut Over Migration

Please refer to the following high level of Migration Plan Review and verify the Pre-Requisite< Purchase and activate your Office 365 Plan Associate the Public Domain Name to Office 356 with TXT records verified Assign Full Access for Mailbox #Assign Full Access Permission for Administrator in Exchange 2007 Server using PowerShell ISE Add-PSSnapIn Microsoft.Exchange.Management.PowerShell.Admin #Exclude … Read moreExchange 2007 to Office 365 Cut Over Migration

O365-PowerShell to Connect

Please refer to the following steps to connect to Office 365 using PowerShell Go to Office 365 DEMO and sign up for 90 Days Trial Account if you are Microsoft Partner Download Microsoft Online Services Sign-in Assistant for IT Professionals RTW-msoidcli_64.msi and install it Install Nuget Provider – Internet Connection is required Install-PackageProvider -Name NuGet … Read moreO365-PowerShell to Connect