The OSI Model
Physical Layer (OSI)
Data Link Layer (OSI)
Network Layer (OSI)
Transport Layer (OSI)
Session Layer (OSI)
Presentation Layer (OSI)
Application Layer (OSI)
Comparing the OSI and TCP/IP Models
Link Layer (TCP/IP)
Internetwork Layer (TCP/IP)
Transport Layer (TCP/IP)
Application Layer (TCP/IP)
Conclusion