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Introduction and Installation

Home 2 OPNsense

Introduction OPNsense is an open-source, FreeBSD-based firewall and routing platform designe...

Updated 3 months ago by Sergio

Managing Updates

Home 2 OPNsense

Introduction The OPNsense update schedule consists of two major releases each year, which receiv...

Updated 3 months ago by Sergio

TP-LINK Switch Configuration

Home 2 OPNsense

Introduction Per the reference topology, which I have copied below for reference, the TP-LINK sw...

Updated 3 months ago by Sergio

Configuring Proxmox Network Interfaces

Home 2 OPNsense

Introduction Note I have not configured the Network settings on the previous OPNsense installati...

Updated 3 months ago by Sergio

9800-CL - Upgrade from 17.18.1 to 17.18.2 via GUI

Home 2 Catalyst 9800-CL

Before you begin You must use the .bin file to upgrade or downgrade your software. Use the .iso ...

Updated 3 months ago by Sergio

About the Exam

CCST Networking

Overview The Cisco Certified Support Technician Networking (100-150) exam validates an individua...

Updated 4 months ago by Sergio

Deshabilitar weak ciphers CBC + comprobación (dominios no publicados en internet)

F5 BIG-IP LTM

Introducción Se tiene un dominio interno en F5 LTM (no publicado en internet), que según un repo...

Updated 4 months ago by Sergio

Deshabilitar TLS 1.0 en F5 LTM para un dominio publicado en internet

F5 BIG-IP LTM

Introducción Se busca deshabilitar TLS 1.0 para un dominio publicado en internet, ya que un repo...

Updated 4 months ago by Sergio

Upgrade de BIG-IP F5 LTM en modo HA

F5 BIG-IP LTM

Introducción Dada una situación de HA con 2 equipos BIG-IP F5 LTM, se plantea el upgrade (que no...

Updated 4 months ago by Sergio

L2 EtherChannel

L2 EtherChannel

Introduction In this lab we will explore the different options and use cases for establishing an...

Updated 4 months ago by Sergio

0. Introduction to EVE-NG PRO and its documentation

Network Simulators EVE-NG PRO

Introduction EVE-NG PRO platform is ready for today’s IT-world requirements. It allows enterpris...

Updated 4 months ago by Sergio

1. EVE-NG Pro Installation on VMware Workstation

Network Simulators EVE-NG PRO

Introduction EVE-NG software is available in the ISO file format. It can be used to deploy a VM ...

Updated 4 months ago by Sergio

2. EVE-NG Professional Licensing

Network Simulators EVE-NG PRO

Introduction Internet and DNS must  reachable from your Server. The EVE-NG Pro requires internet...

Updated 4 months ago by Sergio

3. EVE WEB GUI Management

Network Simulators EVE-NG PRO

Folders and Lab Files Management EVE Professional has three default folders used for various ope...

Updated 4 months ago by Sergio

4. Importing Images to EVE

Network Simulators EVE-NG PRO

Images must be uploaded and prepared before they can be used in labs. The best way to upload imag...

Updated 4 months ago by Sergio

5. Creating a Lab on EVE-NG Pro

Network Simulators EVE-NG PRO

Step 1: Click Create Lab under the desired folder Step 2: Fill out the lab information. Name a...

Updated 4 months ago by Sergio

Some theory on Ethernet straight-through and crossover cabling for 10BASE-T, 100BASE-TX and 1000BASE-T

Cabling

A general introduction on Ethernet straight-through and crossover cables In an Ethernet straig...

Updated 4 months ago by Sergio

Auto MDI-X a prueba: cables straight-through, crossover, hubs, switch y PCs

Cabling

En este artículo pongo a prueba la teoría sobre los cables de Ethernet straight-through y crossov...

Updated 4 months ago by Sergio

Autonegotiation and duplex mismatch theory

Cabling

Introduction to autonegotiation For any 10/100 or 10/100/1000 interfaces (that is, interfaces th...

Updated 4 months ago by Sergio

How to make an RJ45 to RJ45 rollover cable

Cabling

A rollover cable (also known as a Yost cable, Cisco cable, or a Console cable) is a type of null-...

Updated 4 months ago by Sergio