Unformatted text preview: model has 7 layers, while TCP/IP has 4 layers in which Application, Presentation and Session layers are within Application layer of TCP/IP, and the Data Link and Physical layers are within the Link layer of TCP/IP. (Kozierok ,2005) The network layer of the OSI model provides both connectionless and connection-oriented services using the X.25 Packet Level Protocol, while the Internet layer of the TCP/IP model is exclusively connectionless. Reference OSI Reference Model, (1980), Hubert Zimmermann, IEEE Transactions on Communications, Vol. (4). ITU-T Recommendation Q.1400 ( 1993) , Architecture framework for the development of signaling and OA&M protocols using OSI concepts Charles M. Kozierok, "The TCP/IP Guide", No Starch Press 2005 Andrew Tanenbaum, Computer Networks, section 1.4.3, "The OSI model has seven layers and the TCP/IP has four layers."...
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- Spring '12