Question { 5870 }

what are the work of 7 layers in osi model?

Answer

7 layer in network.

7. APPLICATION LAYER - which give us GUI interface to work
or see.like HTTP ftp telnet.
6. PRESENTATION LAYER - it`s decide how to data send.through
network.
5.SESSION LAYER - it establish connections between two
devices.
4.TRANSPORT LAYER - its decide to data travel through
network.
3.NETWORK LAYER - it give path to data for travel(like IP
ADDRESS and PORT NUMBER).
2.DATA LINK LAYER - it confirm that data has been sent.
1.PHYSICAL LAYER - it data into electronic format or u can
say 0 and 1 format which calls BIT.