0.1 – Introduction
How to Pass Your N10-009 Network+ Exam
The CompTIA Network+ certification is one of the most popular entry-level networking certifications in the information technology industry. In this video, you’ll learn about the N10-009 edition and how to best prepare for your Network+ studies.
1.1 – The OSI Model
Understanding the OSI Model
IT professionals use the OSI model as a common way to describe network operations. In this video, you’ll learn about the OSI model and how each layer of the model can be applied to practical networking.
1.2 – Network Appliances and Applications
Networking Devices
Our modern networks consist of many different devices working together. In this video, you’ll learn about switches, routers, firewalls, access points, and more.
Networking Functions
It takes many different protocols to provide network services. In this video, you’ll learn about VPNs, CDNs, QoS, IP, and other protocols.
1.3 – The Cloud
Designing the Cloud
Designing a cloud-based network includes a number of technical challenges. In this video, you’ll learn about network function virtualization, VPC endpoints, network security lists and groups, and much more.
Cloud Models
Not all clouds are the same. In this video, you’ll learn about the differences between SaaS, PaaS, and IaaS.
1.4 – Ports and Protocols
Introduction to IP
Understanding the fundamentals of IP are important for overall understanding of our modern network. In this video, you’ll learn how IP is used to move data across the world
Common Ports
Port numbers can help provide identification and management of application traffic. In this video, you’ll learn about well-known port numbers for popular applications.
Other Useful Protocols
We rely on many different protocols to manage and connect our network devices. In this video, you’ll learn about ICMP, GRE, and IPsec protocols.
Network Communication
Communication between network devices can occur in different ways. In this video, you’ll learn the difference between unicasts, multicasts, anycasts, and broadcasts.
1.5 – Transmission Media
Wireless Networking
We use many different wireless standards in the IT industry. In this video, you’ll learn about 802.11 wireless networks, 4G, 5G, and satellite networking.
Ethernet Standards
Every Ethernet device in the world can communicate with every other Ethernet device, thanks to the international standards. In this video, you’ll learn how Ethernet standards are created and updated.
Optical Fiber
If you are networking over an extended distance, you’re probably using optical fiber. In this video, you’ll learn about multimode and single mode optical fiber technologies.
Copper Cabling
There are many different copper cable types used in modern networks. In this video, you’ll learn about twisted pair cable, coax, and the importance of plenum-rated copper cables.
Network Transceivers
Transceivers are used to provide a modular networking environment. In this video, you’ll learn about Ethernet transceivers and the differences between SFP, SFP+, QSFP, and QSFP+.
Fiber Connectors
There are many different ways to connect optical fiber devices. In this video, you’ll learn about LC, SC, ST, and MPO fiber connectors.
Copper Connectors
Not every copper connection is the same. In this video, you’ll learn about RJ11, RJ45, F-connectors, and BNC copper connectors.