Computers and networks often represent information in hexadecimal form. In this video, you’ll learn how to convert decimal to hexadecimal and back again.
Hexadecimal Math – CompTIA Network+ N10-006 – 5.2 Read More »
Sending streams of information across a single network link requires the use of modulation. In this video, you’ll learn about multiplexing, analog modulation, and digital modulation.
Modulation Techniques – CompTIA Network+ N10-006 – 5.2 Read More »
Most of our modern networks use some fundamental technologies to operate. In this video, you’ll learn about encapsulation, decapsulation, baseband, broadband, baud rate, bit rate, and wavelength.
Network Fundamentals – CompTIA Network+ N10-006 – 5.2 Read More »
We use the OSI model to help describe the process used when data is sent across the network. In this video, you’ll learn about the OSI models and how each layer of the model applies to real-world network communication.
Understanding the OSI Model – CompTIA Network+ N10-006 – 5.1 Read More »
Companies rely on security policies for their WAN to manage and secure traffic flows. In this video, you’ll learn about traffic blocking policies and traffic throttling technologies.
Company Security Policies – CompTIA Network+ N10-006 – 4.8 Read More »
Our customer premise equipment includes a number of troubleshooting features. In this video, you’ll learn about demarcation points, smartjacks, CSU/DSUs, and copper line drivers.
Troubleshooting Customer Premise Equipment – CompTIA Network+ N10-006 – 4.8 Read More »
WAN connections can have signal problems, routing protocol issues, and other challenges. In this video, you’ll learn about troubleshooting interface issues, latency problems, routing table issues, and more.
Troubleshooting WAN Issues – CompTIA Network+ N10-006 – 4.8 Read More »
An organization’s authentication servers are some of the most important services on the network. In this video, you’ll learn about TACACS and RADIUS misconfigurations, domain configurations, default passwords, and backdoors.
Troubleshooting Authentication Issues – CompTIA Network+ N10-006 – 4.7 Read More »
