October 19, 2018

Category: Certification Training

Cisco :: Configuring Site-to-Site VPN’s on ASA Firewalls

In this video session, I cover how to configure L2L VPN’s on Cisco ASA Firewalls.  I have included the presentation from the video along with the essential configurations used to create a L2L VPN. Configuring Site-to-Site VPN's on ASA Firewalls from Kelvin Charles Configuration Used ***ASAv1*** ASA Version 9.8(3) ! hostname ASAv1 ! interface GigabitEthernet0/0 […]

Learning :: What is a DMZ?

In this video, I discuss what a DMZ is and how they’re typically deployed from an architecture perspective. We also take a look at how to configure a basic DMZ using a Cisco ASA firewall. What is a DMZ? from Kelvin Charles

Cisco :: Add Licenses to Cisco IOS Switches

In this video, I run through the configurations required to add and activate licenses on your Cisco IOS switch. A Cisco Catalyst 3750-x switch with IOS 15.x is used for this demonstration along with a SolarWinds TFTP server.  

KT Labs EP1 :: Switch Security and Device Access

Thank you to all those that attended my first live knowledge transfer session today. I plan on doing these on a regular basis, from videos that help beginners to more advanced videos that focus on Cisco certifications all the way up to CCIE level. You can view the first session below, along with the presentation […]

TechTalk :: Started from the Bottom Tech Talk

Today I would like to share a link to an interview I recently did with fellow Vlogger and now good friend Du’An. He runs a very good YouTube channel, dedicated to inspiring and sharing tech knowledge with the world, check Du’An out here: YouTube  The purpose of the interview was to discuss where I started, how […]

CCIE Security v5 :: ICMP Redirects

Today I wanted to share my CCIE Security notes on ICMP redirect messages. ICMP Redirection is used to notify hosts that a better route is available for packets destined for a specific destination. This feature is available and enabled by default on all Cisco IOS releases but it is worth mentioning that there may be […]

Cisco ASA :: Object NAT

In this video demonstration, we take a look at Object NAT and how it can be used to map hosts statically.    

CCIE Security v5 :: TCP Interception

This article accompanies the demonstration video I have created below. TCP interception is a CCIE Security version 5 blueprint topic. What is TCP interception? TCP interception is a method used to protect against TCP SYN-flooding attacks. This is achieved by intercepting TCP connection requests (SYN packets) and verifying the connection before passing the original TCP SYN packet […]

CCIE Security v5 :: ASA Packet Processing Post 8.3 Code

In this article, I will share my notes on the ASA packet process for version 8.3+. Domain 1.0 off the CCIE Security version blueprint focuses on perimeter security and intrusion prevention, both of which include the ASA. In order to understand the ASA and how it works, it is important to understand how packets are processed […]

CCIE Security v5 :: Adding Remote FTD Device To The FMC

In this article, I wanted to demonstrate how we can add a Firepower Threat Defence appliance to an FMC located at another site. Let’s take a fictitious scenario to provide some context to why and how we configure the FTD device the way we do. Scenario Currently Synack Corp has one Firepower Management Center (FMC) […]
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