Network seminar class 1
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Network seminar class 1

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    Network seminar class 1 Network seminar class 1 Presentation Transcript

    • Network Seminar Class 1 21-1 Ji Hyeon Byeon http://qkrdbwjd24.blog.me http://www.facebook.com/jihyeon.byeon Samsung Software Membership
    • OSI 7 Layer
    • OSI 7 Layer Stack Connections Application Application Transport Transport Network Network Network Network Data Link Data Link Data Link Data Link
    • OSI 7 Layer Data Encapsulation
    • OSI 7 Layer Physical Layer - Coaxial Cable 10 ~ 100 Mbps Maximum cable length : 500m - STP(Shield Twisted Pair) Cable 10 ~ 100 Mbps Maximum cable length : 100m - UTP(Unshield Twisted Pair) Cable 10 ~ 1000 Mbps Maximum cable length : 100m - Optical Media
    • OSI 7 Layer Data Link Layer - Direct Link Control, Access to Media Framing Flow Control Error Control Sequence Control - LAN LLC sub-layer (Logical Link Control) MAC sub-layer (Media Access Control) MAC Frame MAC Address Vendor Code (3byte) Serial Number(3byte)
    • OSI 7 Layer Network Layer - ICMP (Internet Control Message Protocol) - ARP (Address Resolution Protocol) - RARP (Reverse Address Resolution Protocol) - IP (Internet Protocol)
    • OSI 7 Layer Transport Layer - TCP - UDP
    • OSI 7 Layer http://www.wireshark.org