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Introduction and Installation
Introduction OPNsense is an open-source, FreeBSD-based firewall and routing platform designe...
Managing Updates
Introduction The OPNsense update schedule consists of two major releases each year, which receiv...
TP-LINK Switch Configuration
Introduction Per the reference topology, which I have copied below for reference, the TP-LINK sw...
Configuring Proxmox Network Interfaces
Introduction Note I have not configured the Network settings on the previous OPNsense installati...
9800-CL - Upgrade from 17.18.1 to 17.18.2 via GUI
Before you begin You must use the .bin file to upgrade or downgrade your software. Use the .iso ...
About the Exam
Overview The Cisco Certified Support Technician Networking (100-150) exam validates an individua...
Deshabilitar weak ciphers CBC + comprobación (dominios no publicados en internet)
Introducción Se tiene un dominio interno en F5 LTM (no publicado en internet), que según un repo...
Deshabilitar TLS 1.0 en F5 LTM para un dominio publicado en internet
Introducción Se busca deshabilitar TLS 1.0 para un dominio publicado en internet, ya que un repo...
Upgrade de BIG-IP F5 LTM en modo HA
Introducción Dada una situación de HA con 2 equipos BIG-IP F5 LTM, se plantea el upgrade (que no...
L2 EtherChannel
Introduction In this lab we will explore the different options and use cases for establishing an...
0. Introduction to EVE-NG PRO and its documentation
Introduction EVE-NG PRO platform is ready for today’s IT-world requirements. It allows enterpris...
1. EVE-NG Pro Installation on VMware Workstation
Introduction EVE-NG software is available in the ISO file format. It can be used to deploy a VM ...
2. EVE-NG Professional Licensing
Introduction Internet and DNS must reachable from your Server. The EVE-NG Pro requires internet...
3. EVE WEB GUI Management
Folders and Lab Files Management EVE Professional has three default folders used for various ope...
4. Importing Images to EVE
Images must be uploaded and prepared before they can be used in labs. The best way to upload imag...
5. Creating a Lab on EVE-NG Pro
Step 1: Click Create Lab under the desired folder Step 2: Fill out the lab information. Name a...
Some theory on Ethernet straight-through and crossover cabling for 10BASE-T, 100BASE-TX and 1000BASE-T
A general introduction on Ethernet straight-through and crossover cables In an Ethernet straig...
Auto MDI-X a prueba: cables straight-through, crossover, hubs, switch y PCs
En este artículo pongo a prueba la teoría sobre los cables de Ethernet straight-through y crossov...
Autonegotiation and duplex mismatch theory
Introduction to autonegotiation For any 10/100 or 10/100/1000 interfaces (that is, interfaces th...
How to make an RJ45 to RJ45 rollover cable
A rollover cable (also known as a Yost cable, Cisco cable, or a Console cable) is a type of null-...