Free CCNA tutorials: Interactive CCNA course. Free training courses

Listed below are some interactive CCNA tutorials. Each tutorial explains the key concepts in a concise and easy-to-read language. Each course includes a pre-assessment, course map and post-assessment.

  • Subnetting
  • Layered Communication Models: OSI, TCP/IP & Cisco
  • IP Addressing Tutorial
  • Hex & Binary Tutorial

*CCNA Subnetting Tutorial (Click Here)

A short IP subnetting tutorial. Subnetting is explained with examples. Post assessment exercises after the course gives you hands on practice.By the end of this subnetting course, you should be able to:

  • Define subnet and subnet masks
  • Understand IP subnetting maths
  • Calculate Network address
  • Define private address
  • Subnet an IP network in a given scenario

*OSI & TCP-IP Tutorial (Click Here)

A short course on layered communication models including the OSI Reference Model, TCP/IP Model and the Cisco’s Three Layered Hierarchical Model. The broad course of objectives are:

  • Need for network layers
  • ISO OSI reference model & it’s 7 layers of network
  • TCP IP Model and it’s relation with 7 layer OSI model
  • Cisco 3 layer hierarchical model
  • Post assessment quiz on OSI

*IP Addressing Tutorial (Click Here)

Tutorial on understanding IP addressing. The broad course of objectives are:

  • Learn IP addressing fundamentals
  • Types of Addresses: Physical, IP & Port addresses
  • Relationship of OSI Layers and Addresses in TCP/IP
  • Special Addresses: Unicast, Multicast & Broadcast
  • Notations of IP Addressing
  • Classes of IP Addressing Explained
  • LoopBack & Private IP Address
  • Determining the Class of an Address
  • Extracting Net id and Host id
  • IP Address Decimal and Binary Conversions
  • Special Addresses
  • Sample Internet
  • IP Versions: Ipv6 and Advantages
  • DNS

*Binary & Hex Tutorial (Click Here)

Tutorial on understanding Decimal, Hex and Binary Number Systems. The broad course of objectives are:

  • Decimal Number System
  • Binary Numbers Tutorial Introduction
  • Binary Numbers and Internet
  • Convert Decimal to Binary
  • Converting Binary to Decimal
  • Similarity between Decimal and Binary Systems
  • Hexadecimal Tutorial Introduction
  • Hex to decimal conversion table
  • Hexadecimal Numbering System
  • Decimal to Hex conversion introduction
  • How to convert Decimal to Hex
  • How to convert hex to decimal
  • IP Addresses in Hexadecimal Notation


  1. Posted Maret 2, 2008 at 12:28 am | Permalink

    Interesting link for cisco students


  2. ndra
    Posted Maret 16, 2008 at 2:04 pm | Permalink

    mas bisa di download ga ccnanya?
    bagus tuh buat berlatih. itu sangat membantu kita sbagai pelajar.

  3. Posted Juni 14, 2008 at 10:36 pm | Permalink

    mantap mas tutorial flashnya
    (walaupun bhs inggris)…thx

  4. Mirpan M
    Posted September 9, 2008 at 10:22 am | Permalink

    Iya mas, thx banget tutor nya sangat berguna… Bisa di Donlot ga ya ???

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