of 83/83
لسب الحات ا شبكا مقدمة ف

مكونات شبكات الحاسب الآلي Www.algeria pedia.info

  • View
    192

  • Download
    6

Embed Size (px)

Text of مكونات شبكات الحاسب الآلي Www.algeria pedia.info

  • http://www.algeria-pedia.info/

  • - ...

    ... -

  • :

    .

    :

  • Cables

    Wireless -

  • ( )

    -1( )

    -1( 4)

    -2

    ( )

  • Coaxial Cable-2 ( )

  • Fiber-Optical -3Cable

    ( )

  • :

    :Infrared1.

    .

    .

  • Fi-Wi:2..

    .

    DSL .

    .

  • Bluetooth:3.

    .( )

    .

    wi: fi .

  • )(

    ()

  • :

    .

    .

    .

  • ( )

    Peer to peer Network

    Server Based Network

    (WAN) (LAN)

    (MAN)

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/

  • Server Based Network:1.

    RAM

    .

    -NetWare) Novel , Windows-NT)

    .

    )

    - .(

    16

  • Server Based Networks

    Server

    Printer

    TerminalTerminalTerminal

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/

  • Server Based Networks

    18

  • .2Peer to Peer ) ):

    .

    :

    1.

    2.

    3.

    4.

    19

  • TerminalTerminalTerminal

    Peer to Peer Networks( )

  • Local Area Networks ( LAN1.)

    .

    .

    ) .)

    .

    .

    21

  • LAN

    22

  • Metropolitan Area2.Networks(MAN)

    .

    .

    10.

    .

    ...

    23

  • MAN

    24

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/

  • (Wide Area Networks (WAN3.

    .

    .

    :.

    .

    .

    . Download

    .Upload

    25

  • WAN

    26

  • Server

    Printer

    TerminalTerminal

    WAN

  • ..

    ..

    . .

    .

  • (Hub)1.

    .(Cables)2.

    .(Network Cards)3.

  • :

    .

    .

    .

  • TCP/IP-THE OSI Model

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/

  • :

    OSI Open System Interconnect

    Hardware

    OSI Model

  • OSI

  • OSI

    Linux Windows

    Model OSI

  • OSI :

    (1Physical Layer

    (2Data Link Layer

    (3Network Layer

    (4Transport layer

    (5Session Layer

    (6Presentation Layer

    (7Application Layer

  • 1 - Physical Layer

    Pins Hardware

    (Star, Ring, Mesh, and Bus) Topologies

    NIC , Transceivers , Repeaters Hubs

  • 2 - Data Link Layer

    Physical Layer ( )

    ACK

    :

    LLC Logical Link Control

    MAC Media Access Control

    Bridge , Switch , NIC

  • 3 - Network Layer

    Quality Of Service

    Routing

    Routers , Layer 3 Switches

  • 4 - Transport layer

    ACK

  • 5 - Session Layer

  • 6 - Presentation Layer

    Data

  • 7 - Application Layer

    Applications Application Access Word

    Word

    Tools

  • :

    :

    : Connection Oriented .

    TCP

    Connectionless: .

    . IP

  • TCP/IP

    Transfer Control Protocol/Internet Protocol

  • 1973

    1983

    ARPAnet

    Berkeley

    UNIX BSD Berkeley Software Distribution

    Unix

  • :

    1)

    2)

    3)

  • DoD Model

    Department of Defense Model TCP/IP

    OSI Model

    Process/Application Layer FTP, Telnet , HTTP

    Host-to-Host Layer Packet TCP

    Internet Layer IP

    Network Access Layer

  • http://www.algeria-pedia.info/

  • Transmission Control Protocol TCP

    Datagram

    datagram Header

    Checksum

    TCP datagram

  • Source Port

    Destination Port

    Sequence Number datagram

    Acknowledgement Number

    Offset Header

    Reversed

  • Flags

    Window Packet

    Urgent Pointer

    Options

    Padding Header 32 Bit

    Start of Data

  • IProtocol Pnternet I

    TCP Packaging Route

    ( )

    Header IP Header TCP

    IP Header DataGram

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/

  • Routing Packet

    TIME TO LIVE

    Packaging

    Ethernet Token Ring Token Ring

  • Version IP IPv4

    IPv6

    IHL Internet Header Length Header

    32bit

    TOS Type of Service

    Total Length DataGram 65532 576

    576 Byte 65.532 KByte

  • Identification Datagram

    Flags DataGram

    Packet

    Fragmentation Offset

    Time to Live Packet

    Lost Packet 32Hops Hop

  • Protocol

    TCP/IP TCP UDP User Datagram Protocol

    Header Checksum Header

    TCP HeaderTCP Header

    Start of Data

  • IP

    TCP/IP .

    IPv6 IPv4 IP

  • IPv4

    32bit

    255

    192.168.1.33

    Byte Octet

    IP

    Class A, Class B, Class C, Class D, Class E

  • IPv6

    IP

    79Octellion 128bit 79.000.000.000.000.000.000.000.000.000

    Hexadecimal

    3FFE:0B00:0800:0002:0000:0000:0000:000C

  • : SNMP

    FTP

    TFTP

    SMTP

    POP

    IMAP

    Telnet

    ICMP

    HTTP

    ARP

    NTP

    UDP

  • 1 SNMPSimple Network Management Protocol

    Switches Routers

  • 2 FTPFile Transfer Protocol

    FTP Servers

  • 3 TFTPTrivial File Transfer Protocol

    Boot Image FTP Boot Disk

    Routers

  • 4 SMTPSimple Mail Transfer Protocol

    Emails

  • 5 POPPost Office Protocol

    IMAP POP3

    POP3

  • 6 IMAPInternet Mail Access Protocol

    Email Header

    Server Yahoo

  • 7 TelnetTerminal Emulation

  • 8 ICMPInternet Control Message

    Protocol

    Ping Host

    Host

    IP IP Connectionless

    IP ICMP

  • 9 HTTPHypertext Transfer Protocol

    Web Servers Internet Browser

  • 10 ARPAddress Resolution Protocol

    Physical Hardware IP

    IP IP MAC

    ) IP ARP (

    ROUTER MAC Address ARP

    IP

  • 11 NTPNetwork Time Protocol

    David Mills Delaware

    Synchronize

    .

  • 12 UDPUser datagram Protocol

    Transport

    Port

    UDP

  • PORTS and Sockets:

    Port TCP/IP Port

    ( ) Port

    16bit 65535

    TCP Ports UDP Ports

    Port Telnet TCP Port 23

    80

  • SOCKETS

    TCP/IP

    .

    TCP/IP

  • Linux and: Networking

    Linux

    .

    RedHat

    RedHat RedHat

  • TCP/IP

    Linux .

    Linux .

    TCP/IP EthernetFast Ethernet IPX

    ATM Token Ring

    Server

  • Linux UseNetGopherTelnetWebFTP

    TalkPOPNTPIRCNFSDNSNISSNMPKerberosWAIS .

    / Linux

    LAN Linux .

    MacintoshDOSWindowsWindows: NTWindows95NovelOS/2

    16 .

    Swapspace

  • pedia.info-www.algeria

    http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/http://www.algeria-pedia.info/