Question

what is encapsulation???anyone..Plz answer..

Answer 1

it is the act of hiding essential features and its associated function

Answer 2

Answer:

There is a simple concept of encapsulation says that data flows down the protocol hierarchy, headers (and trailers) get appended to it and data moves up the hierarchy headers (and trailers) get stripped off.

Example to illustrate :-

1. Trivial file transfer protocol (TFTP).
2. TFTP client transfer 200 bytes of data.
3. 4 Bytes of TFTP header gets added.