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