On this page you will find over 90 articles to help you prepare for your Cisco CCNA certification exam 640-802. Preparing for the Cisco CCNA 640-802 exam is no easy task. There are many topics you need to understand completely. We have organized for you below these CCNA study topics by category.

Some of these CCNA topics can be learned by memorization such as the Cisco 3 Layer model or how to subnet. But other Cisco CCNA concepts are best understood with actual hands-on CCNA lab work.

We hope you will take your time reviewing these Cisco CCNA study topics. There is tons of information on this page that can help you to pass your Cisco CCNA certification 640-802 exam. So take your time and don't forget to review our tips on how to prepare and pass the Cisco CCNA exam below!

Finally, keep in mind we have many more articles and videos in our Premium CCNA Content section of our website. Here you will find access to over 350 CCNA, CCNA Security and CCNA Voice articles, over 100 CCNA, CCNA Security and CCNA Voice labs(different from our lab workbooks), 60 videos and tons of games to make your CCNA studies fun such as exam questions, flash cards, CCNA Hangman, Jeopardy, Million Dollar Question and much more!

Getting Started with your new CCNA Lab!
This article is to help you get started with your newly purchased Cisco CCNA Certification Lab. It covers the different peices of your lab and how to connect the routers and switches together.
Getting Started with your CCNA Lab!
CCNA Kit Pitfalls

CCNA Study Labs:
Below you will find five free Cisco CCNA level labs. These Cisco Certification labs will give you an idea of what to expect on the certification exam and the type of CCNA labs you will find in our CCNA Lab Workbook.
Basic Two Router CCNA Lab
Three Router CCNA Static Route Lab
Three Router Frame-Relay CCNA Lab
Four Router CCNA IS-IS Lab
CCNA Challenge: Configuring a Cisco Cable/DSL Modem Router
60 more Labs in the CCNA Self-Study Lab Workbook
60 more Labs in the CCNA Lab Workbook eBook Download


Cisco CCNA Router & Switch Commands and Procedures:
In this section we grouped together many of the common commands and tasks you will need to know inside and out to pass your Cisco CCNA 640-802 exam. You will also find how to resolve some common tricky situations for new CCNA students such as how to get rid of multiple flash partitions.
CCNA Intro: Connecting a PC to your Cisco Switch or Router
CCNA Skill: Cisco Router IOS Upgrade Procedure Simplified!
Recovering from a deleted IOS on a Cisco 2900 or 3550 Switch
CCNA Skill: Cisco Router with Multiple Partitions
Cisco CCNA Router Commands
Summary of Cisco Router Interfaces to help build your CCNA Lab
Cisco CCNA Switch Commands
Summary of Cisco Switch Features for your CCNA Lab
Terminal Server Setup in your CCNA Lab
Linksys Routers and CCNA Home Lab Setup


CCNA Test Topics:
Here we have broken out all the major concepts of the CCNA certification exam. We have grouped them in the same order as you will generally see them in your Cisco CCNA Study Guide.

CCNA Certification Overview
These are four articles on the concepts you will encounter on your Cisco CCNA 640-802 exam and how to best prepare for your Cisco certification exam. Definitely read these to help develop your certification study plan!
Preparing for the CCNA exam
Cisco CCNA Certification Knowledge to Pass the Exam
Taking the CCNA Exam
CCNA Exam Options
Two Part CCNA Exam Option

TCP/IP Topics
TCP/IP is the foundation of the Cisco CCNA exam! If you do not understand TCP/IP, you will NOT pass the CCNA exam. So this is a section you will want to spend a lot of time in as you build your technical foundation to pass your CCNA exam.
Cisco CCNA TCP/IP Overview
Cisco CCNA 3 Layer Model
The 7 Layer OSI Model
TCP/IP Address Overview
Implementing Subnet Planning
CCNA Skill: Configuring IP Addresses on a Router
TCP Overview
UDP Overview
HDLC Overview
ARP, IARP, RARP & Proxy ARP
Bridging
CCNA Chart: Subnet Classes and number of Hosts
Managing your Network Devices
Ethernet Technologies

Also please take advantage of our Test Question of the Day service. Have a CCNA, CCNA Voice or CCNA Security exam question sent to your inbox daily with detailed explanations on why each answer is right or wrong.

Introduction to Cisco Routers and Switches
Now we are getting somewhere. In this section you will actually get to crack open, look and play with your Cisco router. Isn't this the whole reason you are taking your CCNA exam? You will understand the componets inside, how a router boots and how to configure it as these are all topics you will find on your CCNA exam.
Introduction to Cisco Routers
Cisco Router Memory
Cisco Router Basics
Boot Sequence for Routers
Cisco Router Modes
Entering a Cisco Router's User Mode
Entering a Cisco Router's Privilieged Mode
Configuring the Router
Cisco Router & Switch passwords
Capturing Text Output from Hyperterminal

Routing Protocols and More!
Now the meat and potatoes of the CCNA exam! All about routing and how routing protocols work. This is where it gets fun. Some of these articles are long, but they are crucial to your understanding and your ability to pass your CCNA certification exam!
CCNA Concept: Routed Protocols vs Routing Protocols
RIP Overview
CCNA Skill: Enabling RIP on a Router
OSPF Overview
Overview of IGRP
CCNA Concept: Why RIP v1 and IGRP do not support VLSM
Why RIP v1 and IGRP don't support discontiguous networks
EIGRP Overview
Dynamic Routing Overview
Distance Vector Routing
Configuring Network Routing

That is not it, you will also have access to over 100 CCNA, CCNA Security and CCNA Voice labs found no where else. Not even in our lab workbooks that we sell. They are only available to our CCNA Premium Content subscribers. But there is more! You also get access to over 60 videos and tons of games to make your CCNA studies fun such as exam questions, flash cards, CCNA Hangman, Jeopardy, Million Dollar Question and much more!

Cisco Switch Concepts
Even though the CCNA exam 640-802 primarily focuses on routing, do not ignore switching. Switching is about 20% of the CCNA exam. That can be the difference between passing and failing your CCNA test. So make sure you knwo your CCNA switch concepts inside and out!
Cisco Switch Startup
Catalyst Switch Operations
CCNA Topic: Spanning Tree Protocol
All about STP
CCNA Skill: Configuring VLans
VLAN Operation Overview
CCNA Skill: Configuring a VLAN
Cisco VLAN Trunking Protocol
EtherChannel Overview

WAN Protocols and More!
This is definately a section which causes confusion for some on their CCNA exam. But don't fret. By having three routers in your Cisco Certification lab, you will be able to see many of these concepts in action so your CCNA will be a breeze!
CCNA Topic: WAN Concepts and Terminology
CCNA Topic: WAN Communication Links
X.25 Overview
HDLC Overview
PPP Overview
Frame Relay Overview
CCNA Skill: Configuring Frame Relay
Introduction to NAT
All about Access Control Lists(ACLs)

Cisco Cabling
This section covers the many, many Cisco cables you will find in a Cisco CCNA, CCNP and CCIE certification lab and how they came about as some are for certification lab use only. We also cover Cisco cables that will be used in your production network.
LAN & WAN Cabling for Cisco Devices
Console and AUX Cabling Guide
Cisco Cables for your CCNA, CCNP & CCIE Lab

Cisco CCNA 640-802 Cliff Notes
Need to cram last minute for your CCNA exam? We have provided you a handy section here to review all of your major CCNA topics quickly!
Cisco CCNA Ethernet Cliff Notes
Cisco CCNA Routing Cliff Notes
Cisco CCNA Switching Cliff Notes
Cisco CCNA VLANs Cliff Notes
Cisco CCNA Access Lists Cliff Notes
Cisco CCNA WAN Cliff Notes
Cisco CCNA Wireless Cliff Notes

We hope you found these Cisco CCNA articles helpful to your endeavor to pass your CCNA certification exam. If you have any suggestions for other CCNA exam topics, please send us your ideas via our Contact Us form as we are always looking to improve the Cisco certification content we provide for our visitors.

Please don't forget to visit our Cisco CCNA Security Exam Topics for 35 articles covering the CCNA Security 640-553 exam.

Please don't forget to visit our Cisco CCNA Voice Exam Topics for articles covering the CCNA Voice 640-460 exam.