Windows Server DHCP Failover
KB ID 0001488 Problem Applicable to: Server 2008/2012/2016/2019 Even though we have had this functionality for a while, I’m still seeing people deploy DHCP scopes (split 80/20) across two servers? You can deploy multiple DHCP servers to serve the SAME DHCP scopes, in either load balanced, or hot standby deployment. Solution I’m assuming you already have one DHCP server setup and, with a working DHCP scope. Here...
IIS: Move WWWRoot Folder
KB ID 0001487 Problem I migrated an IIS website I use for hosting files this week, and realised I’d forgotten how to relocate the wwwroot directory from it’s default install location on C:\inetpub\wwwroot. Solution Firstly, I’m assuming you have instilled the IIS role and you already have a wwwroot folder on your C: Drive, (in the above location). If so you can simply copy this folder to your new partition/drive (in...
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 ...
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...
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 ...
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...