Today’s N10-007 Network+ Pop Quiz: My favorite layer
Today’s N10-007 Network+ Pop Quiz: My favorite layer Read More »
osi
I can’t get these bricks unstuck
Which of these devices are most commonly associated with OSI layer 3?
Professor Messer’s CompTIA Network+ Study Group – March 2012
In this Study Group; multimode vs. singlemode, OSI layers, Class D and E addresses, firewalls and DMZs, NAT, and exam structure.
Professor Messer’s CompTIA Network+ Study Group – March 2012 Read More »
CompTIA Network+ N10-005: 1.2 – The OSI Model in the Real World
The OSI model is a useful reference, but how does it really work in the real world? In this video, we’ll investigate how the OSI model maps into an encrypted email conversation with Google Mail.
CompTIA Network+ N10-005: 1.2 – The OSI Model in the Real World Read More »
CompTIA Network+ N10-005: 1.1 – The OSI Model
Through the years, the OSI model has been the fundamental model for networking. In this video, you’ll get an overview of the OSI model and a detailed breakdown of each of each OSI layer.
Layer 2 by Layer 2
Which of these network technologies operate at OSI Layer 2 and forward traffic based on the MAC address of the destination station?
CompTIA Network+ N10-004: 4.1 – The OSI Model
The OSI seven layer model is an important concept for any networking professional. In this video, we’ll break down every layer of the OSI model and discuss the integration of the OSI model into real-world networking examples.