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第五章. 局域网技术. 设计、制作、讲授:谭献海 EMAIL : [email protected] 局域网技术. 局域网的特点 局域网结构 局域网组成 局域网操作系统 局域网访问协议 局域网标准 局域网实例(以太网技术 ) 网络互连 网络交换技术 VLAN WLAN. 内容提要. 1. 局域网的特点. 地理范围有限,一般在几公里以内 ( 0.1-10km ) 传输速率高 ( 10M-1Gbps ) ,误码率低 ( 10 -8 -10 -11 ) 通常为同一个单位所有 主要用于微机连网

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第五章

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3689485

[email protected]


3689485

VLAN

WLAN


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1.

  • (0.1-10km)

  • 10M-1Gbps10-8-10-11


3689485


3689485

LAN

D

B

E

A

B

D

C

BD


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3

(A)

(B)


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  • HUB

  • LAN:HUB

  • WAN LAN-WAN

  • GatewayNOVELL


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CISCO2600


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  • Web

  • FTP

  • Gopher


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microsoft.com

  • Web

  • IIS (windows)

  • Apache web server(UNIX/LINUX)

  • TOMCAT(

  • Sendmail; MS exchange SERVER

  • Cmailserver

  • Mercur mail server v3.3

  • FTP

  • Serv-U FTP server 4.0

  • winGate

  • SuperProxy

  • SuperGate


3689485

NIC -Network Interface Card (NIA-Network Interface Adapter)

CSMA/CD/

4-2

EDLC

MCC

DIX

2-32KRAM

PROM

BOOT

ROM

BNC


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4-2

ISAEISAVESAMAC

PCI

2K-32K

EDLC

EDLCEDLCMACCSMA/CDCRCEDLC


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MCC

MCCMCC


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4-26PROMROM,

MACMAC

ROM


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MAC

MACPROM

MAC4812160080.c84b.eb0aMAC24Vendor CodeIEEE244-3

Serial Number Vendor Code

4-3 MAC

24 bits

24 bits


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BOOT


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(Open Datalink InterfaceODI)

(Network Driver Interface SpecificationNDIS)


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ATM

ISA EISA PCIPCMCIA

RJ-45IPC(RJ45+BNC)Combo(RJ45AUIBNC)TP(BNCAUI)RJ-45+BNC1-6


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10Mbit/s100Mbit/s10M/100Mbit/s1000Mbit/s10M100Mbit/s()10Mbit/s100Mbit/s

PC1-7


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/ / PnP

I/ODMA

IRQ

CPU

IRQ3-IRQ7

IRQ3

101112

I/OI/O Base Address

I/O3EF

I/OI/O16I/O

I/O300-30FH300H

Memory

,Boot ROM Address

Remote Boot

MemorymemoryC8000HCC000H

D8000H DC000HE8000HEC000H D0000H


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DMA

DMADMADMADMA1 DMA3DMA3

Remote Reset Enableenable(disable)Remote Reset Enableenable disable

RJ45/BNC/DIX

setup


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  • (NOS)

  • TCP/IPNOVELLIPX/SPXNETBEUI


Nos lan

windows,unix/linux,netware)

TCP/IPIPDNS

NETBUEI

----WWW

OUTLOOK----

FTP://ftp.lib.pku.edu.cn

NOSLAN


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4.

lMicrosoftNT Windows 2000 Advanced Server

lNovellNovellNetWare

lUNIX Linux

lSanta Cruz OperationSCOUnixWare


3689485

1

2


3689485

Thanks


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