Tech Buzz Online

Understand Home Assistant architecture, including Core, Home Assistant OS, Supervisor, integrations, add-ons, storage, networking, and deployment choices.

Learn how Jellyfin organizes media libraries, users, streaming, and transcoding, then deploy a secure home media server with Docker Compose.

Learn how reverse proxies route requests, terminate TLS, isolate services, and compare Traefik with Nginx in self-hosted and Docker deployments.

Learn how self-hosted DNS works, compare Pi-hole and AdGuard Home, and configure network-wide filtering, split DNS, backups, and safe failover.

Compare WireGuard, Tailscale, and Headscale by architecture, security, NAT traversal, administration, and setup for home labs and private networks.

Learn how ZFS uses ARC, L2ARC, and SLOG for read caching and synchronous writes, when each helps, and how to measure them safely on NAS and home labs.

Learn how a DNS lookup resolves a hostname, from browser cache through recursive and authoritative servers, with commands for troubleshooting.

Learn how Docker Compose networking connects services, resolves names, publishes ports, segments traffic, and helps you troubleshoot multi-container apps.

Understand firewall architecture from packet filters to stateful inspection, including connection tracking, rule design, deployment choices, and testing.

Compare Proxmox, VMware ESXi, and XCP-ng across architecture, storage, networking, management, licensing, and practical homelab or production use.

Learn how service discovery helps microservices find changing instances, compare DNS and registries, and configure reliable health-aware routing.

Learn how virtualization works, how Type 1 and Type 2 hypervisors differ, and how to choose, configure, and verify a virtual machine platform.

Learn how application, browser, and CDN caches work, how TTL and revalidation control freshness, and how to invalidate cached data safely.

Compare Docker volumes and bind mounts by portability, permissions, backups, and security, with practical commands and a guide for choosing between them.

Compare Docker bridge, host, and overlay networking drivers, with packet-flow diagrams, practical commands, security trade-offs, and troubleshooting steps.