Build a Linux Bridge Safely With Ip or NetworkManager
Put the host’s IP, routes, and DNS in the right place with this guide to temporary iproute2 bridges, persistent NetworkManager profiles, and safe checks.
Category: Networking Tutorials
A Practical Iperf3 Method for Linux Server Speed Tests
Run a reliable Linux-to-Linux bandwidth test with iperf3, then validate the result using reverse runs, streams, routes, CPU, sockets, and interface counters.
A Practical Linux Tcpdump Workflow for Packet Capture
Capture Linux network evidence with tcpdump by choosing the right interface, writing precise filters, saving PCAPs, and validating results with system tools.
WireGuard Linux Server Setup: A Reliable Step-by-Step
Set up WireGuard on a Linux server with clear steps for keys, routing, firewall rules, NAT, split tunnels, handshakes, and full-tunnel DNS safely.
Network Segmentation in a Homelab: 6 Setup Steps
A secure homelab starts with untrusted devices on their own VLAN; this guide covers trunks, access ports, firewall rules, Wi-Fi, and testing.
Tracepath on Debian: No-Root MTU Discovery Guide
tracepath finds broken routes and shrinking packet sizes without root access on Debian. Install from iputils-tracepath, run in seconds, skip the sudo hassle.
A Clean OpenWrt VM Design for Proxmox VLANs
Separate firmware, virtual hardware, and VLAN decisions to build a reliable OpenWrt router VM on Proxmox, with OVMF, virtio NICs, bridges, and trunks.
Build OpenWrt Access Points Without Wireless Mesh
Ethernet backhaul turns OpenWrt mesh nodes into simple access points; this guide covers bridges, VLANs, roaming, DHCP, and checks to avoid loops.
How Nlbwmon Maps OpenWrt Traffic to Devices
luci-app-nlbwmon attributes OpenWrt traffic to IP and MAC addresses, explains apk versus opkg installs, and helps troubleshoot missing or misleading totals.