Technoloy

OT Security – What I Learned About OT Security

I recently attended a Fortinet event focused on Operational Technology (OT) and IoT security. Coming...

003 CCIE EI Study Notes – Why OSPF Chose the Wrong Route?

One of the most vital control-plane concepts to master is how OSPF’s Shortest Path First (SPF)...

002 CCIE EI Study Notes – Why the First 40 Seconds Decide your OSPF DR/BDR

The 40-Second Rule That Can Surprise Every OSPF Student Part of my CCIE Enterprise Infrastructure...

001 CCIE EI Study Notes – OSPF Explained

OSPF Explained Like You’re Traveling Across the Philippines “Part of my CCIE Enterprise...

The Day 1,000 OSPF Neighbors Killed ASR Router

The Hook: Busting the Myth Let’s start with a reality check that 90% of networking articles get...

Installing Catalyst Center (DNAC) 2.3.5 on Proxmox (Budget Friendly?)

Introduction For many months—or maybe even a year now—I’ve been wondering if I’d ever...

Unsupported SFPs in FortiGate

In real-world scenarios, there are deployments where we need to consider vendor...

Wi-Fi End-to-End Design & Components

Today, let’s talk about wireless design and the key components used in enterprise networks. This is...

NAT vs Transparent mode in Fortigate

Have you ever configured or set up a FortiGate and found yourself scratching your head because...

Networking architecture, engineering, and hands-on labs.