! Application Layer

Layer 7 – The Application Layer

 

     Layer 7, the application layer, provides an interface for the end user operating a device connected to a network. This layer is what the user sees, in terms of loading an application (such as Web browser or e-mail); that is, this application layer is the data the user views while using these applications.

     Examples of application layer functionality include:

          • Support for file transfers

          • Ability to print on a network

          • Electronic mail

          • Electronic messaging

          • Browsing the World Wide Web

ref: www.globalknowledge.com