Category Archives: Windows Server 2012

The trust relationship between this workstation and the primary domain failed

This guide is using the PowerShell or NETDOM tool and does not require rejoining the domain. Have you seen this? ‘The trust relationship between this workstation and the primary domain failed’ Or this? ‘The security database on the server does not have a computer account for this workstation trust relationship.’ Same issue, different symptom. I […]

Synchronize time with external NTP server on Windows Server 2008 R2 / Windows Server Core/Full 2012

Time synchronization is an important aspect for all computers on the network. By default, the clients computers get their time from a Domain Controller and the Domain Controller gets his time from the domain’s PDC Operation Master. Therefore the PDC must synchronize his time from an external source. I usually use the servers listed at […]

How to change default SAN disk status from offline to online

Do you know what the SAN policy of your disks is now? If you run   DISKPART> SAN   it will return the current policy. Can you post the result here?   I think it will be something like   SAN Policy : Offline Shared   In this case, I believe you’re looking for a […]

Migrate a Domain-based Namespace to Windows Server 2008 Mode

The Windows Server 2008 mode for domain-based namespaces includes support for access-based enumeration and increased scalability. To migrate a domain-based namespace from Windows 2000 Server mode to Windows Server 2008 mode, you must export the namespace to a file, delete the namespace, recreate it in Windows Server 2008 mode, and then import the namespace settings. To do so, use the […]

How to disable USB drive,CD-ROM,Floppy Disk use by using Group Policy

USB devices pose security threats. It can upload malicious code or copy confidential information from your computer and take it away. So many corporate companies prefer to block USB drives in network.. Here we will learn how to block USB drive use in a network via Windows Server 8 Group policy. I am going to […]