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Check out my new book, How to Prepare for Everything: www.howtoprepare.com! The internet is not a fuzzy cloud. The internet is a wire, actually buried in the ground. Computers connected directly to the internet are called "Servers," while the computers you and I use are "clients," because they are not connected directly to the internet, but through an Internet Service Provider. Routers shuttle packets of information across the internet, and transmit e-mail, pictures, and web pages.
A quick tutorial on how to set up VLANs and Trunks for the Cisco CCNA. Using Packet Tracer, I demonstrate the basics of VLANs and how they function. In this series of tutorials, I will discuss the different types of VLANs: Default, Data Native and Management, and how they function. See the whole series at http://danscourses.com
This is an animated video explaining the difference between TCP and UDP protocols. What is TCP? What is UDP? Transmission control protocol vs user datagram protocol. This video will explain them.
How to do Cisco subnetting the easy way - CCNA The Magic Number Trick http://www.danscourses.com
A quick tutorial to introduce basic network testing tools like ipconfig, ping, tracert, nslookup, and netstat. Cisco CCNA 1 http://danscourses.com
This course is designed to help you learn the CCNA Security Firewall topics for both Cisco IOS and Cisco ASA. Each device has a different approach to configuring firewall policy and this course will cover both. First, you'll learn about the ASA and ASAv platforms and you'll configure the ASAv for firewall services using the Cisco VIRL learning platform. Next, you'll discover how to use a Cisco IOS router as a Zone-based firewall platform which is ideal for branch offices. Each module addresses topics found on the CCNA Security exam.
In This module We will look into the different Modes available with Cisco ASA and Basic CLI Commands .