networking Archives

Networking tutorial - IT technology blog

Deploying WPA3-Enterprise with FreeRADIUS and EAP-TLS: Mutual PKI Authentication Guide

October 19, 2026

Deploy WPA3-Enterprise using FreeRADIUS and mutual EAP-TLS certificate validation. This guide covers PKI certificate generation, RADIUS tuning, and workarounds for common MTU fragmentation and clock drift issues.

Networking

Linux Network Bonding and 802.3ad LACP: Configure Link Aggregation for High Availability and Bandwidth

October 18, 2026

Eliminate single-cable network failures and bandwidth bottlenecks on Linux hosts. This guide covers how to set up IEEE 802.3ad LACP bonding with Netplan and nmcli, verify switch negotiation, and run non-disruptive failover tests.

Networking

Building a Stratum 1 NTP Server with GPS PPS and Chrony on Linux

October 18, 2026

Public internet NTP pools introduce clock skew that breaks distributed databases and log pipelines. Here is a battle-tested guide to building an isolated, sub-microsecond Stratum 1 NTP server on Linux with GPS PPS and Chrony.

HomeLab

Set Up Cloudflare Tunnel with Docker: Expose HomeLab Services Securely Without Port Forwarding

October 17, 2026

Securely expose self-hosted HomeLab services to the web without port forwarding or dynamic DNS. Learn how to deploy Cloudflare Tunnel with Docker Compose and lock down access.

Linux

High-Performance Linux VPN Setup with WireGuard: Point-to-Point, Split Tunneling, and Multi-Node Security

October 16, 2026

Eliminate VPN latency and gateway bottlenecks on Linux with WireGuard. Configure point-to-point tunnels, split tunneling, and firewall hardening with verified production benchmarks.

Networking

Real-Time Network Monitoring with Streaming Telemetry (gNMI), Telegraf, and InfluxDB

October 14, 2026

Tired of missing interface drops and microbursts due to legacy 5-minute SNMP polling cycles? Learn how to build a real-time network streaming telemetry pipeline using gNMI, Telegraf, and InfluxDB to capture sub-second state changes reliably.

DevOps

Build a Private Mesh VPN with Headscale: Self-Host Tailscale for Linux and Kubernetes Infrastructure

October 14, 2026

Learn how to build a zero-trust private mesh VPN across multi-cloud servers and Kubernetes clusters by self-hosting Headscale as your Tailscale control plane.

Networking

Automated Network Boot Server with iPXE, dnsmasq, and Nginx for Mass OS Deployment

October 14, 2026

Learn how to build a high-performance network boot server using iPXE, dnsmasq, and Nginx. Eliminate TFTP transfer bottlenecks and automate bare-metal OS provisioning across mixed BIOS and UEFI systems.

HomeLab

How to Run OpenWrt as a Virtual Router on Proxmox VE: VLAN Routing and Network Hardening

October 14, 2026

Learn how to build a high-performance virtual router on Proxmox VE using OpenWrt. This technical guide covers VLAN-aware Linux bridge configurations, minimal resource provisioning, and firewall isolation for your homelab.

HomeLab

Deploy Netboot.xyz on Docker: Build a HomeLab PXE Boot Server for OS Installs and Rescue Tools

October 12, 2026

Ditch the drawer full of corrupted USB drives. Learn how to deploy Netboot.xyz on Docker and configure DHCP options 66 and 67 for rapid, network-wide OS installations and recovery tools.