MikroTik RouterOS 7 BGP — Homelab Dynamic Routing with BGP

Configure BGP on MikroTik RouterOS 7 for homelab dynamic routing. Covers eBGP/iBGP peering, prefix advertisement, route filtering with filter chains, BGP communities, and multi-router topology with real RouterOS CLI commands.

May 29, 2026 · 9 min · 1774 words · GnTech

Docker Compose Profiles — Selective Service Management for Homelab

Learn how Docker Compose profiles let you start only the services you need — enable monitoring, disable dev tools in production, and keep a single docker-compose.yml for your entire homelab stack.

May 29, 2026 · 7 min · 1458 words · GnTech

Docker Container DNS Guide — Custom DNS and Service Discovery for Homelab

Master Docker container DNS for your homelab — configure custom resolvers like Pi-hole, enable internal service discovery with Docker Compose network aliases, set global DNS via daemon.json, and troubleshoot container DNS failures step by step.

May 29, 2026 · 8 min · 1583 words · GnTech

PostgreSQL with Docker Compose — Deployment and Recovery Boundaries

Start a private PostgreSQL 16 instance, verify persistence, separate application roles, and follow the tested backup and restore lab.

May 28, 2026 · 4 min · 767 words · GnTech

Docker Container Migration — Move Containers Between Hosts in Your Homelab

Migrate Docker containers between homelab hosts with minimal downtime. Covers volume backup and restore, image export/import, Compose stack portability, and rsync-based data transfer strategies.

May 28, 2026 · 8 min · 1663 words · GnTech

MikroTik RouterOS 7 OSPF — Dynamic Routing for Your Homelab

Configure OSPF dynamic routing on MikroTik RouterOS 7 for your homelab. Step-by-step guide with real RouterOS CLI commands, area design patterns, route redistribution, and multi-router topology examples.

May 28, 2026 · 9 min · 1896 words · GnTech

Proxmox GitOps — Terraform IaC for LXC and VM Automation

Automate Proxmox LXC and VM provisioning using Terraform or OpenTofu with a GitOps pipeline — declarative infrastructure, remote state, and CI/CD from Git pushes.

May 27, 2026 · 7 min · 1447 words · GnTech

n8n Docker Deployment — Self-Hosted Workflow Automation Guide

Complete guide to deploying n8n with Docker Compose in your homelab — PostgreSQL backend, persistent workflows, Traefik SSL, security hardening, and practical workflow automation examples.

May 27, 2026 · 6 min · 1270 words · GnTech

Docker Swarm Homelab — Single-Node Orchestration with Compose to Swarm

Deploy Docker Swarm in single-node mode for orchestration in your homelab — initialize the cluster, convert Compose files to stacks, deploy Portainer and Traefik, and manage persistent storage with NFS.

May 27, 2026 · 9 min · 1732 words · GnTech

nftables Host Firewall for a Homelab — Add Rules Without Flushing Docker

Create and verify a separate nftables host-input policy, preserve service-owned tables, and understand why Docker published ports need forwarding rules.

May 27, 2026 · 4 min · 795 words · GnTech