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Active Directory : Create test users using PowerShell

I’ve often had a need for some users for various test purposes, and want a script to quickly create these users. Create Organizatiol Unit (OU) In order to use the cmdlets needed you need Access to a Domain Controller or have RSAT (opens a Google search) installed on your Workstation and use import-module *active* You can […]

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Server 2012 : GPO to setup local admin and RDP access.

We are going to give access to a Group of people to RDP to Workstations and have local administrators rights. In order for RDP to work we also need to open firewall. While reading you might want to consider to split up this (monolithic) GPO and single Security Group into 2 Security Groups and 3 smaller […]

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O365 to Exchange on-prem migration error

When you attempt to migrate an O365 user back to Exchange 2010 on-prem you may receive this error:   “You shouldn’t migrate mailbox ‘Paul Demmer’ to Exchange 2010 or an earlier version while the user’s Instant Messaging contact list is stored in Exchange. If you do, the user could permanently lose access to their Instant […]

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Copy members from one Distribution Group to another Distribution Group in PowerShell

As an Exchange and Active Directory administrator you may be asked at some point to make a new distribution group from one or more other distribution groups. Exchange 2010 and PowerShell make this a very easy task. So to get started log in to your exchange server and open your Exchange Management Console.     Now […]

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How to enable Roaming Profiles on Windows Server 2012 R2

Roaming Profiles allow users of an Active Directory Domain to access their desktop and documents from any PC of the domain. It’s a powerful feature that can improve the productivity of the employees and make their lives easier. The best thing about Roaming Profiles is how they are easy to set up. Before configuring a […]

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Converting User mailbox to Shared or Room mailbox

Open Exchange Management Shell Enter the following command: get-mailbox -identity <username or display name> | set-mailbox -type shared Afer the process completes, the mailbox will show as a share box.     Example:                   ***To convert shared to a user mailbox enter the following command:   Enter […]

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Restore de-provisioned O365 mailbox

Open the Exchange Management Shell and run the following command:   Enable-RemoteMailbox -Identity “amanda smida” -RemoteRoutingAddress asmida@lifetouch.mail.onmicrosoft.com   Example:  

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Unable to Migrate O365 user back to Exchange On-Prem – ERROR: Cannot find a recipient that has mailbox GUID

When you try to migrate an O365 mailbox back to Exchange on-premise, you may run into this error message.                 Below is the solution for it.     SOLUTION Set the ExchangeGUID property on the associated on-premises remote mailbox before you move the mailbox to the on-premises organization. […]

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Delete specific email from O365 mailboxes

1.  Connect to Exchange On-line From the PowerShell console on an Exchange 2010 server: $Cred = Get-Credential $s = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://ps.outlook.com/powershell -Credential $cred -Authentication Basic –AllowRedirection Import-PSSession $s Type in your Domain Admin credentials with username of <username>@domain.com Type in your Domain Admin credentials with username of domain\<username>   Run this command: […]

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