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Network Diagram Creation and Interpretation
Dec 5, 2011
This article is intended to be a primer on network diagrams, what the common symbols are, how the symbols are connected and how to interpret the different connectors on a diagram.
Network Verification Commands Review
Jan 25, 2012
This article takes a look at some of the most basic network verification commands that can be used on Cisco equipment and discusses the information that can be obtained from these commands.
Network+ Cert Guide: Typical Router Setup
Sep 3, 2012
Routers are a key element in modern networks of any size. This article walks readers through typical setup and details some of the most important aspects of an industry representing router from Cisco Systems.
Networking Certification Roundup
Oct 15, 2010
IT certification expert and Anderson College professor Emmett Dulaney describes both vendor-neutral and vendor-specific networking certification options and offers tips for exam preparation.
OSI and TCP/IP Model Layers
Nov 22, 2011
Because both the OSI and TCP/IP models are still used when describing modern day protocols, this article will take a look at them both, including their layers and how they can be related to each other.
Overall Certification Preparation Overview
Dec 27, 2010
This article will explore some common certification exam preparation activities and how they can benefit certification candidates.
Preparation Steps Required to Manage a Cisco Device
Jan 25, 2012
One of the first and most important things that a new engineer needs to learn is how to actually connect to a Cisco device. This article will only cover the configuration of CCP which performs all of the functions of SDM and adds support for unified communications.
Pros and Cons of Classroom and Online Training for Certification Prep
Jan 10, 2011
In this article, you’ll learn how to assess cert prep training, and how to choose what’s right for you and your budget.
Show Versus Debug Commands
Jan 23, 2012
Show and debug commands are the primary tools used by Cisco network professionals in order to verify and troubleshoot the proper operation of complex networks today. In this article, Anthony Sequeira, CCIE and CCSI, details the purposes, differences, and most common mistakes with these important commands.
Skill Builder Labs Video Walkthrough from the CCENT/CCNA Network Simulator
Jan 7, 2014
This video walkthough of the CCENT/CCNA Network Simulator Skill Builder covers a "typical" SB lab, including performing all the steps to complete a lab, Cisco IOS CLI interaction, and grading.
Subnetting Exercise Labs Video Walkthrough from the CCENT/CCNA Network Simulator
Jan 10, 2014
This video walkthrough of the CCENT/CCNA Network Simulator Subnetting Exercise (SE) covers a "typical" SE Lab, including performing all the steps to complete a lab, Cisco IOS CLI interaction, and grading.
TCP/IP Fundamentals
Feb 1, 2012
This article takes a look at TCP/IP (version 4), how it is structured and used to route traffic from source to destination across multiple intermediary points. It also covers a couple of the other protocols that are directly connected into the TCP/IP suite including TCP, UDP and ICMP.
The Anatomy of a Packet Path (ICMP) from Source to Destination
Dec 6, 2011
This article takes a look at how the IP packet is structured and routed and then reviews how both the ping and traceroute (tracert) utilities use IP/ICMP packets to perform their functions.
The CCENT or CCNA Certification?
May 31, 2011
This article compares and contrasts the differences between the CCENT and CCNA certifications with the goal of shedding light on the different topics covered by each certification and the value of each certification.
The Ins and Outs of Pearson's Cisco Network Simulator
Nov 25, 2013
Sean Wilkins takes an in-depth look at the topics that have been added to the new Pearson Cisco Network Simulator as well as a review of some of the commands that are being added.
The Portable Command Guide Series: What Is It, and Why Should I Buy a Book from It?
Apr 12, 2011
Scott Empson offers an inside view of the "Portable Command Guide Series" and introduces the series features.
The TCP/IP and OSI Networking Models
Nov 21, 2011
This chapter explains the terminology and concepts behind TCP/IP. It also explains the terminology behind the OSI networking model in comparison to TCP/IP.
To Route or Not to Route: A Day in the Life of a Router
Aug 31, 2011
A lot goes into the decision process regarding routing, and it happens long before a packet arrives at the router for its turn to be forwarded. In this article, the author takes a close look at a day in the life of the router.
Training Never Goes Out of Fashion: An Interview with Wendell Odom
Jun 9, 2009
Linda Leung talks with Wendell Odom about what people these days really think about the classes, the exams, and the whole idea of certification.
Troubleshooting Scenario Labs Video Walkthrough from the CCENT/CCNA Network Simulator
Jan 9, 2014
This video walkthough of the CCENT/CCNA Network Simulator Troubleshooting Scenario (TS) covers a "typical" TS Lab, including performing all the steps to complete a lab, Cisco IOS CLI interaction, and grading.

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