Overview#
Communication Layers are defined for many things within communication ProtocolsNetworking Layers#
RFC 1122, Internet STD 3 (1989) | Cisco Academy | Kurose, Forouzan | Comer Kozierok | Stallings | Tanenbaum | Mike Padlipsky's 1982 "ARPANET Reference Model" (RFC 871) | OSI-Model |
---|---|---|---|---|---|---|---|
Four layers | Four layers | Five layers | Four+one layers | Five layers | Five layers | Three layers | Seven layers |
Internet model | Internet model | Five-layer Internet model or TCP-IP protocol suite | TCP-IP 5-layer reference model | TCP-IP model | TCP-IP 5-layer reference model | ARPANET reference model | OSI-Model |
Application Layer | Application | Application | Application | Application | Application | Application/Process | Application Layer Presentation Layer Session Layer |
Transport Layer | Transport | Transport | Transport | Host-to-host or transport | Transport | Host-to-host | Transport Layer |
Internet Layer | Internetwork | Network | Internet | Internet | Internet | Host-to-host | Network Layer |
Link Layer | Network interface | Data link | Data link (Network interface) | Network access | Data link | Network interface | Data-link Layer |
Physical | (Hardware) | Physical | Physical | Physical Layer |