Author: Violet Morin

«Quando la diretta TV diventa caos: cosa succede dietro le telecamere e perché la rete deve funzionare sempre»

The Road from Network Administrator to Network Engineer: A Practical Career Roadmap

Network administrators already have the hardest part of the job: real production experience. This roadmap shows you how to close the gap to network…

Subnetting Made Simple: A Step-by-Step Guide to IPv4 and CIDR

Subnetting looks intimidating until you see the pattern behind it. This guide walks you through IPv4 and CIDR step by step, with the block…

VLANs Explained: Design, Trunking and Inter-VLAN Routing

VLANs are the backbone of every well-organized switched network, yet small mistakes with trunks and native VLANs cause some of the most confusing outages.…

How to Build a Home Network Lab on Any Budget

A home network lab is the fastest way to turn theory into real skills. Learn how to choose between physical gear and virtual platforms…

A 90-Day CCNA Study Plan That Actually Works

Passing the CCNA in 90 days is realistic with a clear structure and consistent daily practice. This week-by-week plan maps every block of study…

OSPF Fundamentals: Areas, LSAs, Neighbor States and Configuration

OSPF is the interior routing protocol you will meet in almost every enterprise network. This practical guide explains areas, LSA types, neighbor states and…

BGP Basics for Network Admins: How the Internet Really Routes

BGP is the protocol that glues the internet together, and sooner or later every network admin has to touch it. Learn how eBGP and…

A Structured Network Troubleshooting Methodology That Saves Hours

Random troubleshooting wastes hours and sometimes makes outages worse. This guide gives you a repeatable, structured methodology, the four classic approaches, and a command…

Firewall Hardening Checklist for Small Business Networks

Most small business firewalls are installed once and then left alone for years. This practical, vendor-neutral checklist shows you how to harden the management…

Enterprise Wi-Fi Design: Site Surveys, Channels and Seamless Roaming

Good enterprise Wi-Fi is designed, not just installed. Learn how to survey a site, plan channels across 2.4, 5 and 6 GHz, choose channel…

Getting Started with Network Automation: Python, Netmiko and Ansible

Network automation does not start with a platform purchase. It starts with one script that saves you an hour, a playbook you can run…