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  • Format

The Ransomware Lifecycle

This short video walks you through the 6 steps involved in a ransomware attack: distribution, infection, communication, file search, encryption, and ransom demand. This video

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The Zero-Trust Approach

This short video explains the differences between the Traditional Approach to security and the Zero-Trust Approach. This video is a small portion of the Cyber

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YANG Overview

This video provides an overview of YANG including an explanation of what it is and why it is used. This video is a small portion

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YANG Data Structure

This video describes the YANG Data Structure including components such as Module, Sub-Module, Leaf, List, and Container. This video is a small portion of the

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Understanding JSON

This short video provides an overview of JSON (JavaScript Object Notation) including how it is formatted. This video is a small portion of the Introduction

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RPC Request/Response

This brief video outlines the process of sending an RPC Request and the server issuing an RPC Response. This video is a small portion of

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RESTCONF Overview

This brief video explains what RESTCONF is in relation to NETCONF and outlines the RESTCONF Protocol Stack. This video is a small portion of the

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Understanding XML

This short video provides an overview of XML (eXtensible Markup Language) including how it is formatted. This video is a small portion of the Introduction

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NETCONF Overview

This brief video provides an overview of NETCONF including what it is and how it transports and retrieves configuration data. This video is a small

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NETCONF Process

This brief video walks you through the NETCONF Process from the client initiating the session of SSH to the server’s response. This video is a

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NETCONF Data Stores

This short video explains the function of NETCONF Data Stores and outlines the four different types: Running, Startup, Candidate, and URL. This video is a

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NETCONF Protocol Stack

This short video walks you through the four layers of the NETCONF Protocol Stack: Content, Operations, Messages, and Transport. This video is a small portion

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NETCONF Operations

This short video introduces the 9 NETCONF Operations including get, copy-config, unlock, kill-session, and more. This video is a small portion of the Introduction into

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NBAR Summary

This brief video summarizes the “NBAR, a Closer Examination” Tech Session including topics such as classification, intelligent classification, capabilities of NBAR, and more. This video

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Where Can I Use NBAR?

This brief video answers the questions, “Where can I use NBAR?” by outlining which machines and interfaces support it. This video is a small portion

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NBAR Customization

This brief video talks about how to customize NBAR to survey utilization using preset Port Maps. This video is a small portion of the NBAR,

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NBAR Overview

This short video provides an overview of Network Based Application Recognition (NBAR) including how it can be used to survey utilization. This video is a

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When To Use Static Routing

This short video explains two situations in which you might use Static Routing: Small Networks, Troubleshooting, and Static Networks. This video is a small portion

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What is NetFlow?

This video explains what NetFlow is and how it operates. This video is a small portion of the SCOR Exam: Intro to Network Security, Part

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NetFlow Cache

This short video describes three different types of NetFlow cache: Normal, Immediate, and Permanent. This video is a small portion of the SCOR Exam: Intro

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What is IPFIX?

This brief video introduces IP Flow Information Export (IPFIX) and explains how it is different from NetFlow.  This video is a small portion of the

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NetFlow as a Security Tool

This short video describes how NetFlow can be used as a security tool including how it provides complete visibility, nonrepudiation, anomaly detection, and more. This

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IPFIX Mediator

This brief video describes the role of the IPFIX Mediator which acts as a guard to external domain (i.e. proxy or firewall function). This video

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IPFIX Architecture

This brief video describes the IPFIX Architecture including the Metering Process, Exporting Process, and Collecting Process. This video is a small portion of the SCOR

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What Is Flow?

This short video explains what flow is, what types of information can be obtained, and how that information can be used to prevent things like

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Flexible NetFlow

This brief video talks about Flexible NetFlow and, more specifically, what types of information can NetFlow track? This video is a small portion of the

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Securing the Control Plane

This short video discusses methods to Secure the Control Plane including Control Plane Policing (CoPP) and Control Plane Protection (CPPr). This video is a small

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Securing the Data Plane

This short video discusses ways to Secure the Data Plane to block unwanted traffic, reduce DoS attacks, reduce spoofing attacks, and more. This video is

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Network Security Solutions

This short video outlines the various Network Security Solutions including Data Center Security, Enterprise Campus Security, and Cisco SAFE and also covers the different Deployment

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NetFlow Versions

This brief video explains the differences between the various versions of NetFlow. This video is a small portion of the SCOR Exam: Intro to Network

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NBAR, a Closer Examination

In this 1-hour Tech Session, Keith Edward explains uses and configurations of Network Based Application Recognition (NBAR). NBAR is a very valuable and free tool

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NAPALM Demo

This short video provides a live demo of how to use NAPALM to configure a Cisco device. This video is a small portion of the

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NAPALM Multi-Vendor Support

This short video explains NAPALM’s multi-vendor support capabilities and shows you where you can download community drivers. This video is a small portion of the

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NAPALM Script Review

This short video explains the different elements found in a NAPALM script and then compares a NAPALM script to a Netmiko script. This video is

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What is NAPALM?

This brief video explains what NAPALM is, outlines its’ features, and provides use cases. This video is a small portion of the Introduction to Netmiko

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The Napalm Process

This video walks you through the NAPALM configuration process from importing NAPALM to executing the commands. This video is a small portion of the Introduction

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Netmiko Demo

This video provides a brief demo of Netmiko. This video is a small portion of the Introduction to Netmiko and NAPALM Part 1 Tech Session.

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What is Netmiko?

This short video introduces Netmiko which is a multi-vendor SSH Python library built on top of Paramiko. This video is a small portion of the

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What is TextFSM?

This short video talks about TextFSM which takes unstructured data and converts it to structured data (a list or dictionary). This video is a small

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The Netmiko Process

This video explains the Netmiko Process from Importing Netmiko to Executing Show/Configuration Commands. This video is a small portion of the Introduction to Netmiko and

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Logging Services: Syslog

This short video introduces Syslog Operations and explains how they work. This video is a small portion of the Implementing Network Services Tech Session. Be

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Logging Services: SNMP

This short video discusses SNMP Operations as well as SNMP Versions (2, 2c, and 3) and Security (noAuthNoPriv, AuthNoPriv, and AuthPriv). This video is a

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NTP Security

This brief video talks about NTP Security and the importance of validating your time including MD5 key authentication and ACL. This video is a small

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NTP Modes

This short video outlines the four NTP Modes: Server, Client, Peer, and Broadcast/Multicast. This video is a small portion of the Implementing Network Services Tech

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NTP Hierarchy

This brief video explains the NTP Hierarchy including the Authoritative Time Source, NTP Clients, and NTP Server. This video is a small portion of the

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NTP Function

This brief video explains the NTP Function including Network Delay, dispersion of time packet exchanges, and clock offset. This video is a small portion of

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Logging Services: NetFlow

This video provides an overview of NetFlow and its’ components including the Flow Exporter, Flow Collector, and Flow Analysis. This video is a small portion

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Where To Use Queueing

This brief video answers the question, “Where do I use queueing?” by pointing out common areas of congestion in a network. This video is a

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