linux Archives - Page 5 of 20

Networking tutorial - IT technology blog

Wireless Surveillance: What 6 Months of Hunting Rogue APs with Kismet Taught Me

May 18, 2026

I spent 6 months using Kismet to monitor rogue wireless signals. Here's a practical guide on setting up a Linux WIDS to detect Evil Twins and unauthorized hardware.

Networking

Deploying phpIPAM on Linux: Professional IP, VLAN, and Subnet Management

May 18, 2026

Ditch the spreadsheets and manage your network like a pro. This guide shows you how to deploy phpIPAM on Linux to centralize IP, VLAN, and Subnet management.

Linux

Mastering bpftrace: Solving Linux Performance Mysteries with One-Liners

May 17, 2026

Ditch the guesswork. Learn how to use bpftrace one-liners to troubleshoot Linux kernel performance, disk latency, and network issues with minimal overhead.

Mastering Llama-Factory: A Pro’s Guide to Fine-Tuning LLMs on Linux

May 17, 2026

Ditch generic AI responses. Master Llama-Factory on Linux to fine-tune LLMs for your specific needs using a professional WebUI and CLI workflow.

Networking

Surviving ‘Neighbor Table Overflow’: Tuning Linux ARP for High-Density Networks

May 16, 2026

Is your Linux server dropping packets with 'Neighbor Table Overflow'? Fix it by tuning sysctl gc_thresh parameters for large Layer 2 and Kubernetes networks.

Linux

Stop the Linux OOM Killer from Crashing Your Production Apps

May 15, 2026

Is the OOM Killer terminating your critical Linux processes? Learn how to diagnose logs, adjust process priorities, and tune kernel memory settings to keep your server stable.

HomeLab

Taming the Power Bill: Optimizing Your HomeLab with Powertop and TLP

May 15, 2026

Slash your HomeLab's electricity bill. This guide covers real-world power optimization using Powertop auto-tuning, TLP configuration, and smart scheduling to reduce idle draw.

Linux

SSH ProxyJump and Bastion Hosts: A Practical Guide to Secure Linux Access

May 15, 2026

Master SSH ProxyJump to securely manage private Linux servers. This guide provides a setup walkthrough, configuration tips, and security best practices for Bastion Hosts.

Networking

Build Scalable Layer 2 Overlays: EVPN/VXLAN with FRRouting and Open vSwitch on Linux

May 15, 2026

Ditch the limitations of 802.1Q. This guide shows you how to implement a high-performance EVPN/VXLAN overlay on Linux using FRRouting and Open vSwitch for ultimate scalability.

Networking

Advanced Network Diagnostics: Mastering hping3 for Firewall Testing on Linux

May 15, 2026

Ditch the limitations of standard ping. This guide explores hping3 for advanced Linux network diagnostics, showing you how to craft TCP packets and test firewall rules with precision.