Ntdsutil Metadata Cleanup
This article will show you step-by-step how to clean up Active Directory metadata after killing a domain controller. The steps listed should only be performed in case you have no …
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PowerShell: Get Disk Free Space
Knowing the exact size and free space of all system disks is often useful. The information can be used for ongoing monitoring of available resources or as a “one-off” when …
How To Check Office 365 Directory Synchronization
So – you set up Azure AD Connect to take care of the synchronization between your on-premise AD and Office 365. But what’s the status on the synchronization? Fortunately it’s …
Get-MsolUser : You must call the Connect-MsolService cmdlet
When using the PowerShell command Get-MsolUser you’ll sometimes see the error message “You must call the Connect-MsolService cmdlet before calling any other cmdlets”. The output may be similar to this: …
Get-MSOLUser : A positional parameter cannot be found
The error message “A positional parameter cannot be found that accepts argument [user name]” is most likely one of the first errors you’ll encounter when starting up with Office 365 …
How To Do Delta Sync
The delta sync in Azure AD Connect is the most common form of synchronization. It only performs a partial synchronization of any changes since last synchronization, so it’s very quick. …
How To Safely Change DNS Client Settings
Picture the following scenario: You have introduced a couple of new DNS server, perhaps as part of a domain controller upgrade You want to decommission the old DNS servers All …
How To Share Office 365 Calendar
As an Exchange Online admin users may ask of you to delegate access to their calendar. Unfortunately this can’t be done via the Exchange Admin Center. It’s one of many …
Office 365 NDR Error Codes
At some time all email admins will come across a Non-Delivery-Report aka NDR. The NDR is an more or less informative email that something has blocked the mail server from …
Office 365 External Forwarding
If one of your Office 365 mailboxes has been configured with external forwarding you may encounter this error message when trying to send an email: Remote Server returned ‘550 5.7.520 Access …