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Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 5 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Let's stop for a moment to discuss the devices that work at the heart of a network to connect computers, devices, and servers. What I'm talking about here are switches and hubs. One of these devices is a physical layer device, and the other is a data link layer device. Which is the physical and which is the data link layer device? What difference in the two results in them operating at different layers of the Internet model?
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