PowerShell: Bulk Add/Remove Users From Groups
Oct15

PowerShell: Bulk Add/Remove Users From Groups

KB ID 0001475 Problem I had to do this a few weeks ago, so I documented it. I had a list of usernames in a CSV file and I needed to bulk-add them to a security group. Bulk Add Group Users Solution Firstly you will need the usernames (sAMAccountNames) in .csv format like so,  (Note: As a header Im using User-Name.) I’ve saved the file to C:\Temp on my server. Execute the following commands; Import-Module ActiveDirectory ...

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Moving Certificate Services To Another Server
Oct08

Moving Certificate Services To Another Server

KB ID 0001473 Problem If you are retiring a CA Server, or there sa problem with the server and you want to move Microsoft Certificate eServices to another server, the procedure is pretty straight forward. BE AWARE: We are moving the CA Server, NOT the server name/FQDN, the two things are NOT the same, (you might have called them the same thing!) But a Certificate Authority has a name of its own, and that what we are going to move. So...

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PowerShell: Bulk Enable / Disable Users
Sep11

PowerShell: Bulk Enable / Disable Users

KB ID 0001469 Problem I needed to work out how to bulk disable some domain users from a .CSV file this week, so I thought I’d write it up. Disable Domain Users in Bulk from CSV Well firstly, you need to have your users in a CSV file. For the live job I just exported all the SamAccountNames to a CSV, but here for testing I just loaded a few in manually; Then execute the following two commands; Import-Module ActiveDirectory ...

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PDC Emulator: Cannot Sync Time From External NTP Server
Aug28

PDC Emulator: Cannot Sync Time From External NTP Server

KB ID 0001464 Problem I was involved in a question on Experts Exchange this week where the asker could not get their PDC to sync time from an external NTP server. He was seeing an Event ID 12 Error; Time Provider NtpClient: This machine is configured to use the domain hierarchy to determine its time source, but it is the PDC emulator for the domain at the root of the forest, so there is no machine above it in the domain hierarchy to...

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Scheduled Task Error 0x1
Aug10

Scheduled Task Error 0x1

KB ID 0001457 Problem While replacing a server, I copied over some scripts, (batch files) the client was using to back up some data. I scheduled them on the new server, but noticed they were finishing with a status of 0x1. (and not actually backing anything up!) Solution Edit the properties of the job > General Tab > Tick “Run with the highest privileges”. Note: You can also tick “Do not store password. This task...

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Dcpromo Error: No Other Active Directory Controllers?
Aug04

Dcpromo Error: No Other Active Directory Controllers?

KB ID 0001453 Problem I was trying to demote a domain controller yesterday morning, it was a 2008 R2 Domain controller, (in fact it was SBS 2011). I’d already added a nice new Server 2016 Domain Controller to the domain, and transferred all the FSMO roles, so I was surprised when I tried to gracefully demote the old DC and got this; You did not indicate that this Active Directory domain controller is the last domain controller...

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