Acronyms, initialisms, abbreviations, contractions, and other phrases which expand to something larger, that I’ve seen in this thread:

Fewer Letters More Letters AP WiFi Access Point DHCP Dynamic Host Configuration Protocol, automates assignment of IPs when connecting to a network DNS Domain Name Service/System Git Popular version control system, primarily for code ISP Internet Service Provider LVM (Linux) Logical Volume Manager for filesystem mapping LXC Linux Containers NAS Network-Attached Storage NFS Network File System, a Unix-based file-sharing protocol known for performance and efficiency NUC Next Unit of Computing brand of Intel small computers NVR Network Video Recorder (generally for CCTV) PIA Private Internet Access brand of VPN PiHole Network-wide ad-blocker (DNS sinkhole) Plex Brand of media server package RAID Redundant Array of Independent Disks for mass storage SBC Single-Board Computer SSD Solid State Drive mass storage SSH Secure Shell for remote terminal access SSO Single Sign-On Unifi Ubiquiti WiFi hardware brand VPN Virtual Private Network VPS Virtual Private Server (opposed to shared hosting) k8s Kubernetes container management package nginx Popular HTTP server

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