Showing posts with label OSI Layer functions. Show all posts
Showing posts with label OSI Layer functions. Show all posts

Monday, 18 November 2013

OSI Layer and their functions

   LAYERS                     FUNCTIONS                        DATA FORMAT             DEVICE USED

7 Application           Creating a data at user interface             File                             Computer

6 Presentation          Compressing ,Encryption                       File                            Computer

5 Session               i. Establish connection between
                                  transmitter and receiver .                       N.A                            Computer
                             ii. Maintaining, controlling, terminating
                                  the communication

4 Transport            Identifying the relevant process or we      Segment                  Computer
                              can say: "Process-to-process "delivery.

3 Network             Identify relevant host or we can say         Data gram                 Router
                               "host-to-host" delivery .

2 Data link            Identifying relevant hardware.                   Frame                       Switch

1 Physical             Use for  establishing electrical link            Bits( 0 & 1 )      Hub, Cable, wires
                            between the each pair of devices.
                 

Thanking You