Error “The RPC server is unavailable” – Part 2

Remote Procedure Call (RPC) is an inter-process communication technique to allow client and server software to communicate on a network. The RPC protocol is based on a client/server model. The client makes a procedure call that appears to be local but is actually run on a remote computer. Read More …

Nginx – Password Protect Web Directories

Managers of web projects often need to protect their work one way or another. Often people ask how to password protect their website while it is still in development. On an Apache web server, it’s possible to password protect a directory using .htaccess and .htpasswd files. However, .htaccess files are not supported on Nginx. Read More …

Fix Master Browser (MRXSMB) Event ID 8003

The Event ID 8003 (Master Browser) error messages, on some Windows Server systems (specially older ones) is probably one of the most searched on this environments due to the fact that this event is linked to WINS (the predecessor of DNS on Windows systems) and the Computer Browser system service (still available even on newer Windows 10 clients and Windows Server). Read More …

Nginx – Enable HTTP/2

Hypertext Transfer Protocol Version 2 (HTTP/2) is the latest version of the HTTP protocol, published as an IETF standard in RFC 7540 in 2015. The focus of the protocol is on performance; specifically, end-user perceived latency, network and server resource usage. Read More …

Active Directory Delegated Permissions (View/Remove)

Active Directory (AD) delegation is critical part of many organizations’ IT infrastructure. By delegating administration, you can grant users or groups only the permissions they need without adding users to privileged groups (e.g., Domain Admins, Account Operators). Read More …

Active Directory – Recycle Bin Feature

If an object has been deleted in your Active Directory, and you want it recovered, there are a number of things you can do. Simply put, ADRB allows you to recover objects immediately, without the need to use your System State backups, latent sites, or 3rd party add-ons. Read More …

Windows Server 2016 – Configure DNS Zone Transfer

DNS (Domain Name System) is one of the many systems that keeps the Internet humming and is responsible for resolving human-readable hostnames into machine-readable IP addresses. DNS servers host what are known as zones. Read More …

Microsoft – Changing SID of cloned VMs

On the machine level, every computer is identified by a unique value; named Security ID or SID. SID is calculated in the process of the installation of every Windows machine. Whether the computer is part of the workgroup (or it’s just a stand-alone computer), the value of SID is not crucial. Read More …

WSUS – Upgrading to Windows 10 1903

Microsoft finally released its latest Windows 10 build 1903, now called May Update, last week, much delayed from its initial scheduled release in March after suffering a number of upgrade issues. Let’s see how to enable an internal WSUS server to download and deliver this new update to all corporate Windows clients. Read More …