Migrating Exchange to O365 – Small headaches

I have done a couple of those in the past for different clients – from just a few users to a couple of hundreds of users. My team already has the best practice workbook and we don’t have issues in the process. This weekend I managed to have two different problems with one customer o.O First issue –…

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PowerShell connecting to O365 services

This one is more a reminder for my self, but may come in handy for you too 🙂 When you want to manage O365 subscription with Powershell you first need to login to it: Connect-MsolService This command will open a new window for you to sign in to your subscription: After logging, you may execute…

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How to disable Dir Sync in Office365

Hello all, Even though disabling Dir Sync is not daily task for Office 365 admins, you should know how to do that if you need to do that. In older versions of Office 365 Admin Center, disabling Dir Sync was one of option from UI, but option is removed a long time ago. Process is…

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SSO with ADFS for Azure AD / Part III

Hello again, Once when you have installed and configured ADFS and ADFS proxy, you can start with configuring Office 365 for SSO. This task is final in configuring SSO with ADFS for Office 365. If you want to finish SSO implementation successful, you need to Install Azure Active Directory module (I like to install on…

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SSO with ADFS for Azure AD / Part II

Let’s continue, In previous post, I showed you how to install and configure ADFS role on Windows Server 2012 R2. Now is time to briefly describe why we need ADFS proxy and how to install and configure Web Application Proxy as ADFS proxy. If you want to make ADFS infrastructure available to the Internet in…

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SSO with ADFS for Azure AD / Part I

Hello everyone, During last year, my team had a lot of Office 365 implementation and migration. Although Office 365 has a lot of services, and we can spend so many time in discussing and explaining their functionalities, I decided to describe and show you how to implement Single Sign On (SSO) for your Office 365…

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Problem with objectGUID and ImmutableID

Hello, If you have ever configured Office 365 and AD Connect in order to configure Hybrid environment, you know that is a pretty easy process. Simply follow AD Connect wizard and job will be done very quickly. By default, AD Connect will use UPN and and match or create user in Office 365. Behind the…

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Office 365 – Mail and Calendar folder permission

Every time when our clients move to Office 365, especially if them previously had local Exchange infrastructure, the most help desk calls are related to access to shared calendars or mailboxes. For that task is very important to know which permissions exist and what is allowed with that permissions.   Mail folder permissions: Owner –…

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