Microsoft

Script to sync Domain Controller SSL Certificates to a specific host

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We have an application that uses LDAP over SSL to authenticate users via Active Directory. The server running the application is a member of the domain and has the domains Root CA installed in it’s local certificate store. Technically the Root CA should be good enough for the server and any applications on it to … Read more

Migrating DHCP from 2003 to 2012 R2

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This post will likely fall on deaf ears since no one out there is still running Windows Server 2003 right? Well we are for our oldest DHCP server. Better yet it’s 2003 Standard (non R2) which means I can’t installed Active Directory Management Gateway Service which would allow me to remotely access DHCP on the 2003 … Read more

How to remove the NetApp Host Utilities hotfix check

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  Update 2018-10-18 – Check out this comment. Looks like a much easier method than my MSI editing one.   Sick of the hotfix requirements for NetApp Host Utilities? Me to. On a test/dev server I have I’ve been experimenting with Veeam, iSCSI, ReFS and Server 2016. I wanted to run the NetApp Host Utilities … Read more

Specter/Meltdown performance impact on my Lenovo T450S

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Did some quick benchmarks tonight with the mitigation’s enabled and disabled. I’m losing over 10% performance on a Broadwell i5-5300U   Enabled:   Disabled: If you want to try yourself here is how you can disable the mitigation’s. Run the following from Command Prompt or PowerShell. Make sure you ‘Run as Administrator’. reg add “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session … Read more

Some users cannot login to new NPS based VPN server

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Our environment previous used a Windows 2003 Server running RAS to offer our employees VPN. This server went away for multiple reasons and we built a brand new 2012 R2 server running NPS and RAS. Since switching over we’ve had a few employees unable to login to the new VPN server. They keep getting “Invalid … Read more