A structured and beginner-friendly guide to the fundamentals of computer networking covering everything from IP addressing, subnetting, routing, and protocols to network security and troubleshooting.

Framework for simulating traffic over firewall rulesets - for troubleshooting and automated CI regression-tests

A simple script that brings together common network troubleshooting commands in one place, organized in a menu format. Run it with or without admin mode to quickly resolve network issues.

A semantic tool that leverages context to understand your network

This is the Powershell version of my CMD networking tool.

This cmd networking tool is a compilation of networking commands in an easily accessible environment.

Repo for Cisco DNA Center ITSM Integration (ServiceNow) Custom Workflows

A local, open-source demo of 'Talk to Your Network' using Ollama LLMs and RAG on synthetic telecom logs.

The network technician's toolkit for anything network troubleshooting.

Scalable Network Troubleshooting using Napalm

Enterprise network triage, security posture, and incident-response/forensics in one command — with optional AI analysis.

Enterprise Cisco network lab — VLAN segmentation, inter-VLAN routing (router-on-a-stick), DHCP relay, ACL security policies, and real-world troubleshooting. Built in Cisco Packet Tracer.

Network configuration and troubleshooting exercises focusing on TCP/IP addressing, subnetting, and routing. 10 progressive levels covering subnet masks, CIDR notation, network segmentation, and routing tables. Part of 42 School curriculum.

Universal network troubleshooting skill for AI coding agents: DNS, proxy, SSL, package managers, Docker, Git, and China/GFW workflows.

Small utility to download SSL certificate chain from remote server. Can override certificate validation (useful for debugging validation issues in clients) and port number, which defaults to 443 for HTTPS.

Windows network troubleshooting toolkit for ping monitoring, speed tests, adapter diagnostics, LAN throughput, route health, Wi-Fi checks, and reporting.

A comprehensive guide to setting up and managing Raspberry Pi, Ray Clusters, and distributed AI workloads. Includes network troubleshooting, IP configuration, Ray Dashboard, and Python script execution for scalable AI applications.

Lightweight PowerShell utility for safe WiFi ON/OFF control with DHCP recovery and network stability protection. Prevents common Windows network failures such as 169.254.x.x fallback, missing routes, and adapter binding issues.

RTSP/IP camera diagnostics: prove stream failures across RTSP, SDP, RTP, RTCP, H.264/H.265 and reports.

NetNoise is a network monitoring and troubleshooting utility that performs connectivity testing across multiple protocols.