Setting a proper hostname and Fully Qualified Domain Name (FQDN) is one of the first configuration tasks on any new RHEL 8 server. A correct hostname ensures that system logs, email delivery, and network services identify your machine accurately. On RHEL 8, hostnamectl from systemd provides a clean, persistent way to manage hostname settings without […]
How to Set Up SQL Server Monitoring on Windows Server 2012 R2 Monitoring SQL Server on Windows Server 2012 R2 requires a multi-layered approach that covers both OS-level performance (CPU, memory, disk I/O) and SQL Server-specific metrics (wait statistics, query performance, blocking, index fragmentation, database file sizes, and backup status). This guide covers setting up […]
How to Install Certbot and Automate Let’s Encrypt Renewals on RHEL 7 Securing your web server with a trusted TLS certificate is no longer optional — it is a baseline requirement for any production site. Let’s Encrypt provides free, automated, and domain-validated certificates, and Certbot is the official command-line client that manages the entire lifecycle: […]
How to Set Up Windows Server Backup on Windows Server 2012 R2 Windows Server Backup (WSB) is the built-in backup solution included with Windows Server 2012 R2. It provides a straightforward mechanism for protecting your server data through full server backups, system state backups, and individual volume or folder backups. While not as feature-rich as […]
How to Set Up System Center Operations Manager (SCOM) on Windows Server 2016 System Center Operations Manager (SCOM) is Microsoft’s enterprise-grade monitoring platform that provides comprehensive health monitoring, alerting, and performance tracking for Windows Server 2016, Linux servers, network devices, and cloud workloads. SCOM uses Management Packs (MPs) to define what to monitor and how […]
Reliable backups are the last line of defense against data loss from hardware failures, ransomware, or accidental deletion, and on RHEL 8 the combination of rsync and cron provides a powerful, scriptable, and dependency-free backup pipeline. rsync is a fast incremental file-transfer utility that only copies changed data, making it efficient for both local and […]
How to Configure Windows Server 2016 SMTP Server An SMTP (Simple Mail Transfer Protocol) server on Windows Server 2016 allows the server to send outbound email messages — for example, for application alerts, scheduled task notifications, or as a relay for internal applications. Windows Server 2016 includes an SMTP Server feature that can be configured […]
How to Test Disaster Recovery Procedures on Windows Server 2012 R2 A disaster recovery plan that has never been tested is not a recovery plan — it is a hope. Periodic, structured testing of disaster recovery procedures is the only way to verify that your backup data is valid, recovery procedures work as documented, and […]
How to Configure Application Performance Monitoring on Windows Server 2012 R2 Application Performance Monitoring (APM) on Windows Server 2012 R2 encompasses a set of tools and techniques that measure how well application workloads perform, identify bottlenecks, and alert on degradation. Unlike infrastructure monitoring which focuses on CPU, memory, and disk, APM targets application-specific metrics: response […]
How to Configure Suricata IDS/IPS on RHEL 7 Suricata is a high-performance, open-source network threat detection engine maintained by the Open Information Security Foundation (OISF). It can operate as an Intrusion Detection System (IDS), passively monitoring traffic and alerting on suspicious patterns, or as an Intrusion Prevention System (IPS), actively blocking malicious connections using the […]
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