Recent Posts

CCNA

Configure serial interface with encapsulation PPP and PAP authentication

By JMCristobal
November 16, 2022
PPP is a standard protocol used to send data over synchronous serial links. PPP also provides a Link Control Protocol (LCP) for negotiating ...
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CCNA

Configure serial interface with encapsulation PPP and CHAP authentication

By JMCristobal
November 9, 2022
PPP is a standard protocol used to send data over synchronous serial links. PPP also provides a Link Control Protocol (LCP) for negotiating ...
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CCNA

Configure serial interface with encapsulation HDLC

By JMCristobal
October 12, 2022
Cisco High-Level Data Link Controller (HDLC) is the Cisco proprietary protocol for sending data over synchronous serial links. Cisco HDLC is the default ...
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CCNA Networking Fundamentals

What is a network and its components?

By JMCristobal
September 28, 2022
A computer network is a group of computers (PCs) or similar devices connected to access and share network resources, such as files, storage ...
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CCNA Enterprise Infrastructure

Autonomous System Numbers – BGP

By JMCristobal
September 14, 2022
There are two types of BGP Autonomous system numbers: Private and Public. Various routing protocols use Autonomous System (AS) Numbers. IANA allocates AS ...
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Network Lab

Install EVE-NG on VMware ESXi

By JMCristobal
September 7, 2022
EVE-NG platform allows to create virtual proof of concepts, solutions and training environments. EVE-NG is the first clientless multivendor network emulation software that ...
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Security

Upgrade ASA an Active/Standby Failover Pair Using the CLI

By JMCristobal
August 20, 2022
In this tutorial, we will update two ASA firewall 5585-X from CLI. Actual version 9.8.4.20Target version 9.8.4.44 Note: Perform these steps on the ...
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Security

Configuring an SFTP repository in ISE

By JMCristobal
July 27, 2022
Cisco ISE allows you to create and delete repositories through the administrator portal. You can create the following types of repositories: Disk, FTP, ...
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