TCP/IP stack

Function of Application Layer

Application Layer Protocols

Application Layer Data Unit

Application Layer address

Application Layer Hardware

Application Layer Commands

Transport Layer Function

Transport Layer Protocols

Transport Layer Data Unit

Transport Layer Address

Transport Layer Hardware

Transport Layer Commands

Network Layer Function

Network Layer Protocols

Network Layer Data Unit

Network Layer Address

Network Layer Hardware

Network Layer Commands

Data Link Layer Function

Data Link Layer Protocol

Data Link Layer Unit

Data Link Layer Address

Data Link Layer Hardware

Data Link Layer Command

Physical Layer Function

Physical Layer Protocols

Physical Layer Data Unit

Physical Layer Address

Physical Layer Hardware

Physical Layer Command