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Best Free Cisco Training Materials


The No-Nonsense, Straight-to-the-Gut, CCNA 2.0 Study Guide - This free, easy to use reference guide will get you closer to passing the CCNA 2.0 exam without all the burdensome reading to get to the heart and soul of Cisco's methodology. You will learn faster with this guide than any other because all the facts are here.

Command Summary Cheatsheet - List of frequently used Cisco Commands geared towards the CCNA.

Topics not in ICRC - Short study guide covering swiching and ISDN

ICND: Interconnecting Cisco Network Devices - 4 Free Chapters from this book

Routing Protocol Selection  - chapter from Managing IP Networks with Cisco Routers

CCNA Cisco Reference and Study Material:

Cisco Exam Outline and Preparation


OSI Reference Model & Layered Communication:

Network Protocols:


WAN Protocols:

Network Management:

LAN Design:

Physical Connectivity:

Cisco Basics, IOS & Network Basics:

Cisco Password Recovery

Cisco Routers and Access Products

Cisco Wireless, DSL, and IP Telephony Products

Cisco Switches and Hubs

Cisco IP and ATM Products

Cisco Security Products

Cisco Internet Products

Cisco Network Management Products

Cisco Others

Cisco Certification Exam Study Materials:

Cisco CCNA 2.0 Certification CramNotes

CCNP 2.0 BSCN Routing Certification CramNotes

CCNP 2.0 BCMSN Certification CramNotes

CCNP 2.0 BCRAN Certification CramNotes

CCNP 2.0 CIT Certification CramNotes

CCDA Certification CramNotes

CCNA, CCDA, CCNP, CCDP Practice Quizzes

More CCNA Topics:

Request for Comments: 1058 Routing Information Protocol

Request for Comments: 1548 The Point-to-Point Protocol (PPP)

Request for Comments: 1256 ICMP Router Discovery Messages 

Introduction to Enhanced IGRP (EIGRP) (Cisco Whitepaper)

Technical Aids

Sample Configs for Distribution Routers

Cisco IP Subnet Calculator

Configuring IP Routing Protocols

OSPF Design Guide

BGP Technical Tips

Network Address Translation (NAT) Overview

Router Configuration Examples:

  1 Router Labs   2 Router Labs   3 Router Labs

IP Telephony:

PIX Firewalls:

Configure a Cisco 2500 Router Online!

Network Glossary

Decimal to Hexadecimal conversion chart

Well Known Ports 0-100

Well Known Ports 101-200