Upper Layers

General term relating to Layer 3, and the layers above Layer 3 in the OSI (Open Systems Interconnection) model.

Bookmark this glossary item

Share this item using the following sites:

Courses by category...

• » Introductory
• » Access & Transmission
• » Mobile & Wireless
• » Telecoms IP
• » Voice and VoIP
• » Applications
• » Security
• » Architectures & IT
• » Business and Regulation