Category: CCNA

How to Install Cisco Packet Tracer

Cisco packet tracer is a simulation program that provides us a laboratory environment where we can perform many networked experiments

In this article, I will try to explain how to enable the Cisco enable password. 1. Connect the switch to

Web Redirection and Design Tips If WCCP protocol is enabled on a router and on an interface, the router

If you have forgotten the router’s enable secret password or someone has just given you a second-hand router, and you

In this article, I will be talking about the concept of IP and Subnetting. Now let’s take a little

What is Network Address Translation? The Network Address Translation (NAT) functionality in the Cisco routers allows privately addressed networks

First of all, I want to quickly answer the question of what is DHCP. DHCP is a service called

BGP Finite State Machine: Troubleshooting (See page 108 of the Halabi book for a diagram). 1. Idle Waiting for Start

Introduction When a site is implementing new router connectivity, it is useful to work from a configuration template to enhance

IPsec Security Association Choices The previous article did not have space to cover some basic choices you have to