MicrosoftHow to Change the Default RDP Port in Windows Server
Why Change the RDP Port? By default, the Windows Remote Desktop Protocol (RDP) listens on...
LinuxHow to Install and Configure the Zabbix Network Monitoring System on Debian
What is Zabbix? In an enterprise environment, you cannot afford to find out a server...
MicrosoftHow to Setup DFS Replication (DFSR) in Windows Server
Why Replicate File Shares? If your company has a headquarters in New York and a...
LinuxHow to Setup an SFTP Server on Ubuntu Using OpenSSH
SFTP vs. Traditional FTP Traditional File Transfer Protocol (FTP) sends data—including usernames and passwords—in completely...
MicrosoftHow to Configure a DHCP Reservations List in Windows Server
Why Use DHCP Reservations? Servers, network printers, and managed switches require consistent IP addresses so...
LinuxHow to Compress and Extract Files Using the xz Command in Linux
Why Choose XZ over Gzip? For decades, gzip has been the undisputed standard for compressing...
LinuxHow to Setup a Local APT Package Repository on Ubuntu
Why Build a Local APT Repository? If your enterprise runs 200 Ubuntu servers, downloading the...
MicrosoftHow to Manage AppLocker Rules in Windows Server to Block Executables
Moving Beyond Traditional Antivirus Traditional antivirus relies on “blacklisting”—attempting to identify and block known malicious...
MicrosoftHow to Block USB Storage Devices Using Group Policy in Windows Server
The Threat of Removable Storage From an IT security perspective, USB flash drives are one...
LinuxHow to Install and Configure the Glances System Monitor on Ubuntu
Why Glances is Better Than Top or Htop Every Linux administrator is familiar with top...
LinuxHow to Install and Configure the Proxmox Backup Server (PBS) Client on Debian
Why Use the Proxmox Backup Client? Proxmox Backup Server (PBS) is renowned for seamlessly backing...
LinuxHow to Install and Configure the Memcached Object Caching System on Ubuntu
What is Memcached? When a user visits a dynamic website (like WordPress or an e-commerce...
LinuxHow to Synchronize Files Between Linux Servers Using the Unison Utility
Why Unison Instead of Rsync? The rsync utility is the undisputed king of pushing data...
MicrosoftHow to Create a Central Store for Group Policy Administrative Templates in Windows Server
The Problem with Local Policy Templates When you edit a Group Policy Object (GPO) on...
LinuxHow to Mount an SMB File Share on Linux Using the cifs-utils Package
Bridging the Windows and Linux Gap While Linux servers natively use NFS to share files...
LinuxHow to Convert PEM Certificates to PFX Format Using OpenSSL in Linux
Why Convert PEM to PFX? When you purchase an SSL/TLS certificate from a public Certificate...
LinuxHow to Install and Configure the Keepalived Daemon for High Availability on Ubuntu
What is Keepalived? In a high-availability (HA) cluster, if your primary load balancer or web...