How to install CA in two-tier hierarchy

Hello all, In this post, I will show you how to install Certification Authority in Windows Server 2016 in two-tier hierarchy. Based on hierarchy, you need to install offline root CA and least one subordinate CA and configure it. Although offline CA can be domain member, installing on a server that is a domain member…

Read More

How to configure Windows Server Failover Cluster

Hi everyone, Failover clustering is technology that provides you with an ability to implement services in highly available manner. Many organizations that have business critical services rely on failover clustering technology in order to achieve better availability and service stability. Before you implement failover clustering, you need to identify services or application that you want…

Read More

How to configure LAPS

Hello everyone, In today’s modern IT world, security is hot topic. All of us are witnesses of many security breaches on daily basis, and most of them are initiated with credentials compromising, especially local administrator account. In this post, I will tell what is LAPS and how you can configure LAPS in order to protect…

Read More

RDP connection issue with patched / unpatched clients

Hello everyone, If you a fan of updating systems, you probably have (or will have) issue with RDP connecting to some (or many) servers. Error is pretty stressful, because everything was fine before update … With the release of the March 2018 Security bulletin, there was a fix that specifically addressed a CredSSP, “Remote Code…

Read More

SSO with ADFS for Office 365 / Part III

Hello again, Once when you have installed and configured ADFS and ADFS proxy, you can start with configuring Office 365 for SSO. This task is final in configuring SSO with ADFS for Office 365. If you want to finish SSO implementation successful, you need to Install Azure Active Directory module (I like to install on…

Read More

SSO with ADFS for Office 365 / Part II

Let’s continue, In previous post, I showed you how to install and configure ADFS role on Windows Server 2012 R2. Now is time to briefly describe why we need ADFS proxy and how to install and configure Web Application Proxy as ADFS proxy. If you want to make ADFS infrastructure available to the Internet in…

Read More

SSO with ADFS for Office 365 / Part I

Hello everyone, During last year, my team had a lot of Office 365 implementation and migration. Although Office 365 has a lot of services, and we can spend so many time in discussing and explaining their functionalities, I decided to describe and show you how to implement Single Sign On (SSO) for your Office 365…

Read More

Reconfigure SYSVOL sync using DFRS

Few weeks ago, one of my clients had a problem with processing GPO on client computers. Different computers applied different setting from same GPO, but from different domain controllers. All tests related to replication was successful, all GPOs are applied, but replication between domain controllers was is problem, and because that clients had a different…

Read More

RUN Commands – So useful tips

At least once you had the need to start system applications from command line. Every administrator probably know commands for most used system applications, but no one have knowledge for all RUN commands. This is a one big list of RUN commands, which will probably very useful for Windows administrators.   Administrative Tools Administrative Tools…

Read More

How to change default RemoteApp port

Hello all, I assume that most of Windows administrators is once in a life tried to configure and use Remote App. That is not a “big deal” for installing and configuring, but some (most) of parameters can be configured only with PowerShell. One of that parameters is changing default RDP port from 3389 to any…

Read More