Turning Learners Into Developers
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Lesson 08 / 4219%
Networking2/4

OSI vs TCP/IP

L7 · ApplicationHTTP, DNS, SSHL6 · PresentationTLS, JPEG, ASCIIL5 · SessionRPC, NetBIOSL4 · TransportTCP, UDPL3 · NetworkIP, ICMP, routersL2 · Data LinkEthernet, MAC, switchesL1 · Physicalcables, fiber, RFdata flows top → bottom on send · bottom → top on receive
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