The OSI model is the model that most networking personnel are familiar with, but to earn your CCNA, you need to know the OSI model, the TCP/IP model, and how the two map to each other. The four layers of the TCP/IP architecture can be compared to certain levels of the OSI model. It’s important to know what each level…
Tag: Osi
Cisco Ccna Certification The Importance Of The Osi Model
There’s nothing I enjoy more than teaching Cisco technologies, especially CCNA candidates. Whether it’s in-person or online, everyone’s excited to be there. There’s a sense of anticipation in the air, and everyone is ready to work hard, get their hands on the racks of Cisco routers and switches I have available… … and then I break out the OSI model…