Question

Data link layer bit stuffing is used in transfering data.If the sent data after bit stuffing is 001111101101011111001111 and the flag is 01111110 then what will be the data after destuffing

Answer 1

Answer:

Bit Stuffing:

* Let ED = 01111 and if data = 01111

* Sender stuffs a bit to break the pattern i.e. here appends a 0 in data = 011101.

* Receiver receives the frame.

* If data contains 011101, receiver removes the 0 and reads the data.