Author Archives: mail2spi2014

Can I restore a schema partition?

Straightforward answer is NO, Any change done in the schema can’t be revert back by deletion or restore, however we can deactivate the change (like attribute), there is no supported way of restoring schema from the backup and you can’t do authoritative restore of schema partition, the only option is to do the forest
recovery … [Continue reading]

AD Slow Authentication and prompting for credentials again and again

AD Slow Authentication and prompting for credentials again and again (Active directory Troubleshooting – Part 2)
It’s a most common issue in a complicated Active Directory environment, before am going to discuss about the authentication issues, I would like to discuss about the Active Directory basics like Pass through authentication, AD secure channel, NTLM and … [Continue reading]

Active directory Troubleshooting (Part1 – Diagnostics Logging)

How do I find what is accessing my LDAP Server and what LDAP query used and how many queries for a period of time?
Troubleshooting Active Directory issues like authentication failures, performance issues and logon issues, we can use different methods to monitor the AD, I will discuss more about enabling diagnostics logging, adding related counters on performance monitor to … [Continue reading]

Unable to kill process

If you try to kill the process from task manager, it failed with Access Denied error, I have used schedule task to run the batch file (batch file uses the repadmin command) schedule task failed with could not start, because the repadmin command stuck in task manager

I have used task manager to end the repadmin process, and used taskkill [Continue reading]

Computer account is automatically disabled

When disjoin a computer from the domain the computer account is automatically “Disabled”, we have to delete from the domain before rejoin the same computer back the domain, computer account will only be disabled if you use an account with sufficient permission to remove this computer from the domain (credentials of a user that has “Read and write Account Restrictions’ [Continue reading]

Category: AD

Active Directory Features in Windows Server 2012

Active Directory 2012 features on Windows Server 2012 and R2: I am going to discuss about Windows Server 2012 Active Directory feature, as per my understanding newer version has not have many new features however Microsoft has improved the features of Active Directory 2008 in Active Directory 2012 List of improvement compare to the earlier version Active Directory 2008, also … [Continue reading]

Amazon cloud outage questioned the Cloud reliability again

Netflix, online video Streaming and movie rental site been down for some subscribers this Christmas Eve, this incident again questioned the cloud reliability

AWS (Amazon Web Services) is hosting a many websites and online services, Amazon Web Services experiencing an issue with the Elastic Load Balancing Service which caused an outage for some online services

Netflix is hosted [Continue reading]

Install printer through group policy

Deploying printers via group policy using Print Management console, if your not installed Print Management then Install Print Management by adding or updating the print server role through Manage Your Server

Deploying printers through GPO

o Open the Print Management console and select the printer you want to install.

o In the results pane, right-click the printer you want to … [Continue reading]