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Author: Ankit Joshi

Shared printers appear offline on client computers – Windows server 2012 R2

Problem: Printers hosted on Windows Server 2012 R2 intermittently appear offline on all client computers (Win 7/8/10) Concept: Let’s learn which components work together for printer sharing Print sharing is done over SMB protocol using ports 445 and 135. Over the wireshark I was able to see the communication between client and server. spoolsv.exe is…

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Microsoft Windows Server

Selective attribute Sync in Azure AD Connect

If you are running Exchange server on Prem, Active directory has Exchange attributes which would also sync by default with Azure AD. Follow along to find a way to remove those attributes. PROBLEM: If Azure AD syncs the Exchange attributes from the Active directory, user’s mailbox cannot be created. Microsoft 365 does not allow creating…

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Azure AD

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