Joey Pena

Posted on August 2, 2026August 2, 2026

☸️ Kubernetes Lab Guide

Your box 4 GB / 2 vCPU 8 GB / 4 vCPU Replica counts, scaling, and the monitoring stack follow this. Your domain Interactive controls unavailable. This page’s script did not load, so the box-size switcher and domain field are hidden. The guide below is the 4 GB build; differences for an 8 GB box are noted

Posted on January 18, 2026August 2, 2026

Micro Environment Lab

Micro (5–8 devices) Image shows a very general idea of what the network will look like. No answer key here, do it or you cant. Device inventory (example 8 config devices (servers included)) Define the target design (paper first) Implement Implement the following (its not in order on purpose, order it as you see fit)

Posted on September 11, 2025September 11, 2025

ESP32 E-Paper Meshtastic Dashboard (LilyGo T5 4.7”)

For this project, I designed and built a roomy, glanceable dashboard for the LilyGo T5 4.7″ E-Paper board (ESP32 + EPD47). The goal was to create a low-power, always-available status display that pulls live telemetry from a MeshStatic device, persists historical data across reboots, and renders it in a clean and minimal interface. Motivation Mesh

Posted on July 18, 2025August 2, 2026

Prompt: Generate a CML 2.5+ Lab with Instructions (No Answers) free version of cml

The following is the prompt with a base line file to feed a llm to create a lab for you. Prompt: Generate CML 2.5+ Labs with Goals Only You are a Cisco CML 2.5+ lab generator.When I give you a topic (e.g., “PBR Routing”, “NAT”, “TCP Intercept”), you will: ✅ What You Must Return: 🔢

Posted on July 14, 2025August 2, 2026

Convert GNS3 to CML LLM Prompt

So ive be running into issues some places like gns3vault have these old gns3 files that work with gns3 fine when importing, but I wanted to switch to CML so i worked with a LLM to create this prompt. Side Note: my manual process was exporting a 1 node project from CML and giving it

Posted on July 13, 2025August 2, 2026

Convert Your Cisco CML 2.x Labs to CML 2.5+ – Checklist

Here’s a complete checklist that covers every step required to ensure your labs are fully compatible with the latest CML version. (issue i ran into while doing ENARSI (300-410) v1.1 Video Training Series (2023 Blueprint) on Udemy) You can also copy and paste these steps into any LLM and ask it to fix it for

Posted on July 7, 2025August 2, 2026

How I Passed the CCNP ENCOR

Let’s just be real: ENCOR was easy—just a lot of information to go over and stuff to get down. The topics weren’t hard, just broad. I already knew Python, APIs, and working with JSON, so the automation side was no problem. That gave me more room to focus on the things I didn’t know. What