Archives: NOC Articles

Complete guide to installing HestiaCP on Ubuntu 22.04 & 24.04. Features, prep checklist, step-by-step install, and a troubleshooting table for common errors.

Getting the No match for argument: screen error on AlmaLinux 8? Here’s the CRB/PowerTools root cause and a clean five-step fix.

Step-by-step guide to install ionCube Loader on CloudLinux PHP Selector with the alt-php84-ioncube-loader package. Works for any PHP version — just change the number.

Complete guide to fixing AlmaLinux ELevate upgrade errors on production servers: from backup and leapp preupgrade to the most common inhibitors.

Complete guide to detecting keyloggers on Windows & Linux. 6 step-by-step methods: processes, startup, network, files, tools, and physical devices.

A practical step-by-step guide to fix a Linux network interface that keeps going down — from ip link diagnosis and kernel logs to permanent netplan and systemd fixes.

Complete guide on how to detect email phishing: check sender, SPF/DKIM/DMARC headers, links, attachments, plus a fast incident response playbook.

tmux multiple server parallel tricks: synchronized panes, command broadcast, real-time monitoring, and session persistence. Step-by-step for NOC engineers 2026.

Complete Rumahweb VPS review 2026: packages from XS to X4L, pricing from Rp 50,000, full KVM specs, dual availability zones, and a shared hosting comparison.

5 Google Sheets tricks for server monitoring that actually work in production. From IMPORTXML to auto alerts. Clear step-by-step.