Proxmox VE 9.2 Upgrade Guide — From 8.x with Dynamic Load Balancer

Upgrade your homelab from Proxmox VE 8.x to 9.2 with this practical guide covering the new Dynamic Load Balancer, SDN WireGuard fabrics, kernel 7.0 migration, known LXC issues, and post-upgrade tuning.

May 22, 2026 · 8 min · 1680 words · GnTech

MikroTik Containers — Run Docker Images on RouterOS

Run Docker containers directly on MikroTik RouterOS 7 — enable container mode, configure veth bridges, pull images from Docker Hub, and deploy Pi-hole or AdGuard Home without extra hardware.

May 21, 2026 · 8 min · 1559 words · GnTech

Prometheus Grafana Monitoring Stack — Docker Compose Setup

Deploy a production-grade Prometheus Grafana monitoring stack with Docker Compose — including Node Exporter, cAdvisor, and Alertmanager for complete homelab observability.

May 21, 2026 · 10 min · 2051 words · GnTech

Mailcow Dockerized — Self-Hosted Email Server in Your Homelab

Full guide to deploying Mailcow Dockerized in your homelab — from Docker Compose setup and DNS records to Traefik reverse proxy, DKIM signing, and email deliverability tuning.

May 21, 2026 · 10 min · 1996 words · GnTech

Docker BuildKit Cache Optimization — Speed Up Container Builds

Cut Docker build times by 80% using BuildKit cache mounts, inline/registry cache export, and optimized Dockerfile patterns — with real homelab examples for apt, pip, npm, and Go builds.

May 21, 2026 · 8 min · 1519 words · GnTech

Docker IPv6 Networking — Enable Dual-Stack in Your Homelab

Complete guide to enabling IPv6 in Docker — from daemon configuration and address pools to Compose networks, Traefik reverse proxy, and IPv6 firewall rules for your homelab.

May 21, 2026 · 10 min · 2028 words · GnTech

Nginx Docker Deployment — Reverse Proxy and Static Caching for Homelabs

Complete guide to deploying Nginx with Docker Compose as a reverse proxy and caching layer. Covers multi-service proxying, static file caching, gzip compression, SSL termination, and performance tuning for homelab environments.

May 20, 2026 · 10 min · 2121 words · GnTech

Proxmox VE Security Hardening — Firewall, 2FA, and Fail2ban

A comprehensive Proxmox VE hardening guide covering firewall rules, TOTP 2FA, Fail2ban, SSH lockdown, AppArmor, and unattended upgrades — secure your hypervisor beyond default settings.

May 20, 2026 · 10 min · 2113 words · GnTech

WireGuard Performance Tuning — Kernel sysctl and MTU Optimization

A practical guide to maximizing WireGuard throughput on Linux — covering kernel sysctl tuning, BBR congestion control, UDP buffer sizes, MTU/MSS clamping, NAPI polling optimization, and proper benchmarking with iperf3.

May 20, 2026 · 8 min · 1587 words · GnTech

MikroTik RouterOS 7 DNS Over HTTPS and Adlist — Block Ads Without Pi-Hole

Configure DNS over HTTPS and the built-in DNS Adlist feature on MikroTik RouterOS 7 to block ads, trackers, and malware network-wide — no Pi-hole, no extra hardware, no containers needed.

May 20, 2026 · 11 min · 2318 words · GnTech