Mar 06 2019

Configuring DHCP and Firewalls for PXE booting with WDS

A few days ago I was searching trough my blog and noticed I have articles about how to install and configure MDT and WDS, but none of those articles are showing how to configure DHCP and the ports necessary for these services to work. Yes, in a simple network where the WDS server, DHCP server, …

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Jan 23 2019

Build and run Windows Failover Clusters on VMware ESXi

Yes, you read the title right. We ca run Microsoft Windows Failover Clusters on VMware ESXi hosts, and believe it or not, a lot of companies are doing it nowadays. It’s cheap, and it does the job very well. All we need is at least one ESXi host and two Windows Server VMs that will run …

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Jun 27 2018

How to Publish the CRL and AIA on a Separate Web Server

I have been talking about Enterprise PKI and how to build a multi-tier PKI infrastructure, but never talked in depth about the Authority Information Access (AIA) and Certificate Revocation List Distribution Point (CDP) extensions. In this article I want to extend the discussion about this certificates extensions since they are very important to understand and how …

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Dec 17 2017

How to deploy VMware VCSA 6.5 in VMware Workstation 14

Looks like VMware Workstation got to version 14, and starting with this version we get a new neat feature, and that’s support for the VMware vCenter Server Appliance (VCSA). Previous to this, if we wanted to run VCSA in VMware Workstation we had to import the appliance from the .OVA template, then

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Nov 28 2017

Configure Certification Authority Distinguished Name

When building either an Enterprise Certification Authority or a Standalone Certification Authority we have to provide some information during the configuration wizard. In this article, a short one I must say, and a completion of the two mentioned above,

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Nov 21 2017

Restricting virtual machines in VMware Workstation

Many times, especially in a development environment you need to share your VMs with a partner company or with an external contractor but you don’t want those machines to work like forever or be modified. You will want to put some restrictions on them.

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Nov 13 2017

Configure DC to synchronize time with external NTP server

As you probably know, in a domain environment there is a domain controller that is special compared to the others. This domain controller, besides other functions also keeps the time in sync in the entire domain/forest; meaning all the workstations, servers, and the rest of the

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Oct 27 2017

Upgrading 2012 R2 Cluster to 2016 using Cluster OS Rolling Upgrade

Server 2016 is out for a while now, so I thought it will be a good time to write about one of the new features that Microsoft implemented in their latest server operating system for which I was really hopping for. They called it Cluster OS Rolling Upgrade.

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Oct 10 2017

Join VCSA 6.x to an Active Directory Domain

We started deploying our VMware vCenter Server Appliance (VCSA) either with an embedded PSC or an external one, and once the deployment was finished we noticed that we can’t use our Active Directory domain credentials to log in into vCenter. The only way we can get in is by using the

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Oct 03 2017

Migrating from FRS to DFSR

You’ve migrated your domain to the latest version, but did you really? I’m asking this question because I’ve seen a lot of Active Directory environments migrated but not at 100%. Before making my point here, let me start with a little refresher for those that forgot about SYSVOL.

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