This is an animated video explaining what a network firewall is.
A firewall is a system that is designed to prevent unauthorized access from entering a private network by filtering the information that comes in from the internet.
A firewall blocks unwanted traffic and permits wanted traffic.
https://www.cisco.com/c/en/us/products/security/firewalls/what-is-a-firewall.html
What is a network topology? A topology is the layout of how a network communicates with different devices. In this video we discuss the star,… Read More »Network Topologies
What are VLANs? This is an animated video explaining what a VLAN is and how it works. Virtual local area network.
POP3 vs IMAP – What is POP and IMAP? How does email work? This is an animated video explaining the difference between POP and IMAP.… Read More »POP3 vs IMAP – What’s the difference?
Modem vs Router – This is an animated video describing the difference between a modem and a router. It discusses how a modem works and… Read More »Modem vs Router – What’s the difference?
What is a DDoS attack? This is an animated video explaining what a DDoS attack is. Distributed denial of service. It also explains what is a botnet.
This is an animated video explaining inkjet vs laser printers and thermal printers and dot matrix printers. It explains how a laser printer works. How… Read More »Printers Explained – Laser, Inkjet, Thermal, & Dot Matrix
Hyper threading is a technology developed by Intel that virtually doubles the cores on the CPU. Making the CPU run faster and more efficient by scheduling the workload between the cores.
This is a video showing how I made the video card in the CompTIA A+ video using powerpoint. This is how I make all my… Read More »Powerpoint Animation
Defrag a hard drive. This is an animated video explaining what is defragmention or doing a defrag on your hard drive. Defragging your hard drive… Read More »Disk Defragmentation Explained – Defrag Hard Drive – Speed Up PC
