I have found some very interesting video to learn CCNA Security on youtube. which is discussed in detail by the author.

I have been collated in a systematic, so that colleagues can learn the CCNA Security and arranged sequentially so that the better our understanding and detail.

The CCNA Security material list is as follows:

1.CCNA Security - Easy VPN with SDM
2.CCNA Security - Site to Site VPN NAT
3.CCNA Security - Wired 802.1X Lab
- Bonus :The SDM Site-to-Site VPN Wizard Trailer

Video can be downloaded on this linked
1. http://adf.ly/6XLXX
2. http://adf.ly/6XO5L

If you do not understand how to install and set up GNS3, can be used video below:

1. Installer and Basic Command : http://adf.ly/6WXpi
2. How To Install and Setup GNS : http://adf.ly/6XPyG

Happy Study
RC

Thanks robotcisco. I will download the videos and post another reply then.