Prepare Exchange 2016 for Office 365 Hybrid Migration

Steps to prepare Exchange 2016 for Office 365 Hybrid Migration A. Update Exchange 2016 CU11 Download and install .NET 4.7.1 Dwonload and install Exchange 2016 CU11 It take 3 hours to install the Exchange 2016 CU11 for one of our client as Exchange 2016 which is only have 12GB RAM installed for 300 users. Restart … Read more

Hybrid migration from Exchange 2016 to Office 365

High Level Approach for Hybrid migration from Exchange 2016 to Office 365 User Principle Name (UPN) in AD Domain Update AD Users’ UPN Raise Forest & Domain Functional Level Associate New Domain Name Enable Directory Synchronization Azure AD Connect for Exchange Hybrid Migration

Assign Office 365 License with PowerShell

Please refer to the steps below on how to assign office 365 license with powershell List all the ServicePlan for E3 #Office 365 License for E3 Get-MsolAccountSku | Where-Object {$_.SkuPartNumber -eq ‘ENTERPRISEPACK’} | ForEach-Object {$_.ServiceStatus} ServicePlan ProvisioningStatus ———– —————— BPOS_S_TODO_2 Success FORMS_PLAN_E3 Success STREAM_O365_E3 Success Deskless Success FLOW_O365_P2 Success POWERAPPS_O365_P2 Success TEAMS1 Success PROJECTWORKMANAGEMENT Success … Read more

Remote Server returned ‘550 5.1.8 Access denied

Remote Server returned ‘550 5.1.8 Access denied, bad outbound sender show in Email bounce back message below The affected Office 365 users cannot send out Email as his account are blocked for sending lot of SPAM Mail recently Login to Office 365 Portal and go to Admin Centers – Security & Compliance Steps to unblock … Read more

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 "[email protected]" 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 more

Enable DKIM in Office 365

DNS Records for DKIM Add CNAME to DNS Server Enable DKIM in Office 365 Verify DKIM record Verify Outgoing Email is signed with DKIM

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 more