Question

What are the layers available in TCP/IP Reference Model?

Answer 1

There are four total layers of TCP/IP protocol, each of which is listed below with a brief description.

1. Network Access Layer- concerned with building packets.
2. Internet Layer- describes how packets are to be delivered.
3. Transport Layer- ensure the proper transfer mission of data.
4. Application Layer- application network processes. These processes include File Transfer Protocol (FTP), Hypertext Transfer Protocol (HTTP), and Simple Mail Transfer Protocol (SMTP).