OSI and TCP IP Model Layers
Match OSI and TCP/IP model layer names to their core functions, services, and associated protocols to reinforce an understanding of each layer’s responsibilities.
Provides protocols for user-facing applications
Performs data translation and encryption
Handles IP routing across networks
Ensures reliable or best-effort delivery
Establishes and maintains dialogs between hosts
End-to-end communication with TCP or UDP
Uses logical addresses (IP) for routing
Implements high-level protocols like HTTP and SMTP
Transmission of raw bits over a medium
Frames data and implements MAC addressing
Combines OSI Physical and Data Link functions
Application Layer
Network Access Layer (TCP/IP)
Transport Layer (TCP/IP)
Internet Layer (TCP/IP)
Transport Layer
Physical Layer
Network Layer
Application Layer (TCP/IP)
Presentation Layer
Data Link Layer
Session Layer