080linux.htm
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD> <META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=gb2312"> <TITLE>以淘汰電腦安裝 Linux 做為伺服器分享 ADSL 的頻寬</TITLE> <META NAME="GENERATOR" CONTENT="WPS Office Storm Beta 1.0 (Win32)"> <META NAME="AUTHOR" CONTENT="VBird"> <META NAME="CREATED" CONTENT="20051029;16212629"> <META NAME="CHANGED" CONTENT="20051029;16213704"> <!-- saved from url=(0022)http://internet.e-mail --></HEAD><BODY LANG="zh-CN" BACKGROUND="080linux_files/VBirdLinux.jpg" DIR="LTR"><P ALIGN=CENTER STYLE="margin-bottom: 0cm"><FONT COLOR="#3333ff"><B><FONT SIZE=5><FONT FACE="標楷體">鸟哥的</FONT></FONT></B><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><B><FONT SIZE=5><FONT FACE="Times New Roman, Times">Linux </FONT></FONT></B></FONT></SPAN></FONT><FONT COLOR="#3333ff"><B><FONT SIZE=5><FONT FACE="標楷體">与</FONT></FONT></B><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><B><FONT SIZE=5><FONT FACE="Times New Roman, Times">ADSL </FONT></FONT></B></FONT></SPAN></FONT><FONT COLOR="#3333ff"><B><FONT SIZE=5><FONT FACE="標楷體">私房菜</FONT></FONT></B></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR><A HREF="http://linux.vbird.org/" TARGET="_top"><IMG SRC="080linux_files/VBirdTitle2.jpg" NAME="图形1" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A><A HREF="http://linux.vbird.org/linux_basic"><IMG SRC="080linux_files/icon_system.gif" NAME="图形2" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A><A HREF="http://linux.vbird.org/linux_server"><IMG SRC="080linux_files/icon_server.gif" NAME="图形3" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A><A HREF="http://linux.vbird.org/linux_security"><IMG SRC="080linux_files/icon_security.jpg" NAME="图形4" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A><A HREF="http://phorum.vbird.org/" TARGET="_blank"><IMG SRC="080linux_files/icon_forums.gif" NAME="图形5" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A><A HREF="http://linux.vbird.org/adsl"><IMG SRC="080linux_files/icon_adsl.gif" NAME="图形6" ALIGN=BOTTOM WIDTH=90 HEIGHT=25 BORDER=0></A></SPAN></FONT></P><HR><P STYLE="margin-bottom: 0cm"><FONT COLOR="#3333ff"><FONT SIZE=5><FONT FACE="標楷體">以淘汰计算机安装</FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=5><FONT FACE="標楷體">Linux </FONT></FONT></FONT></SPAN></FONT><FONT COLOR="#3333ff"><FONT SIZE=5><FONT FACE="標楷體">做为服务器分享</FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=5><FONT FACE="Times New Roman Baltic">ADSL </FONT></FONT></FONT></SPAN></FONT><FONT COLOR="#3333ff"><FONT SIZE=5><FONT FACE="標楷體">的带宽</FONT></FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"></SPAN></FONT></P><P ALIGN=RIGHT STYLE="margin-bottom: 0cm"><FONT COLOR="#3333ff"><FONT SIZE=2><FONT FACE="新細明體">最近更新日期：</FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=2><FONT FACE="新細明體">2002/01/27</FONT></FONT></SPAN></FONT></FONT></P><P STYLE="margin-bottom: 0cm"><A HREF="#introduection"><FONT SIZE=4><FONT COLOR="#000099">目的与适用性</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR><A HREF="#packages"><FONT COLOR="#000099"><FONT SIZE=4>Linux</FONT></FONT></A></SPAN></FONT><A HREF="#packages"><FONT COLOR="#000099"><FONT SIZE=4>所需硬件与安装</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>Linux </FONT></FONT></A></SPAN></FONT><A HREF="#packages"><FONT COLOR="#000099"><FONT SIZE=4>所需套件</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#sec-networkcard"><FONT SIZE=4><FONT COLOR="#000099">安装第二块网络卡</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#rp-pppoe"><FONT COLOR="#000099"><FONT SIZE=4>在</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>Linux </FONT></FONT></A></SPAN></FONT><A HREF="#rp-pppoe"><FONT COLOR="#000099"><FONT SIZE=4>上面的</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>ADSL </FONT></FONT></A></SPAN></FONT><A HREF="#rp-pppoe"><FONT COLOR="#000099"><FONT SIZE=4>拨接方法</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#nat"><FONT COLOR="#000099"><FONT SIZE=4>激活</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>Linux </FONT></FONT></A></SPAN></FONT><A HREF="#nat"><FONT COLOR="#000099"><FONT SIZE=4>上面的</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>NAT </FONT></FONT></A></SPAN></FONT><A HREF="#nat"><FONT COLOR="#000099"><FONT SIZE=4>设定</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#windows"><FONT COLOR="#000099"><FONT SIZE=4>设定</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>Windows </FONT></FONT></A></SPAN></FONT><A HREF="#windows"><FONT COLOR="#000099"><FONT SIZE=4>用户端的计算机设定</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#MTU"><FONT COLOR="#000099"><FONT SIZE=4>要不要设定</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT SIZE=4>MTU </FONT></FONT></A></SPAN></FONT><A HREF="#MTU"><FONT COLOR="#000099"><FONT SIZE=4>！嘿！当然不需要</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><A HREF="#MTU"><FONT SIZE=4><FONT COLOR="#000099">还有什幺可以玩得！呵！架站来玩玩！</FONT></FONT></A><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"></SPAN></FONT></P><HR><P><A NAME="introduection"></A><FONT SIZE=4><FONT COLOR="#000099">目的与适用性</FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"></SPAN></FONT></P><BLOCKQUOTE><FONT SIZE=4><FONT FACE="標楷體"><FONT COLOR="#000066">目的：</FONT></FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><FONT COLOR="#000000">就如同前面所说的：</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"></SPAN></FONT></BLOCKQUOTE><UL> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#000000">直接以<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Hub </FONT></SPAN></FONT><FONT COLOR="#000000">挂机进行分享的好处是简单，但是缺点则是缺乏弹性。因为挂机计算机的上限被限制在你的<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> ISP </FONT></SPAN></FONT><FONT COLOR="#000000">所提供的挂机数，例如中华电信仅支持两个<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> IP </FONT></SPAN></FONT><FONT COLOR="#000000">给一个帐号使用，<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Seednet </FONT></SPAN></FONT><FONT COLOR="#000000">虽然可提供<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> 5 </FONT></SPAN></FONT><FONT COLOR="#000000">个<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> IP </FONT></SPAN></FONT><FONT COLOR="#000000">，但是对于学生宿舍族群来说，毕竟还是不够的！</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#000000">若使用<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Windows2000 </FONT></SPAN></FONT><FONT COLOR="#000000">做为服务器分享带宽，又碍于<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> win2000 </FONT></SPAN></FONT><FONT COLOR="#000000">需要的高档配备！否则跑不动的啦！</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE><FONT COLOR="#000000">现在计算机进步的很快，很多人手边都有一些废弃的计算机。</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE></UL><BLOCKQUOTE><FONT COLOR="#000000">因此，将废弃计算机拿来当主机，嘿！是一件非常棒的利用方式！不过，以当前的主机系统来说，我们可以将他约略分成两大类，分别是<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">MicroSoft </FONT></SPAN></FONT><FONT COLOR="#000000">的<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">NT </FONT></SPAN></FONT><FONT COLOR="#000000">系列（<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Windows 2000 </FONT></SPAN></FONT><FONT COLOR="#000000">也是属于<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">NT </FONT></SPAN></FONT><FONT COLOR="#000000">系列的喔！）与<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Unix-Like </FONT></SPAN></FONT><FONT COLOR="#000000">如<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Linux </FONT></SPAN></FONT><FONT COLOR="#000000">、<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Solaris </FONT></SPAN></FONT><FONT COLOR="#000000">、<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">FreeBSD </FONT></SPAN></FONT><FONT COLOR="#000000">等等都是！好了，我们都知道要使用<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Windows </FONT></SPAN></FONT><FONT COLOR="#000000">操作软件时，全局的硬件系统就不能太差，否则计算机的运行速度一定让你等到肝火上升，所以，为了您的健康着想，这个时候安装<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Windows </FONT></SPAN></FONT><FONT COLOR="#000000">在废弃计算机上面，似乎不太妥当。<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">OK</FONT></SPAN></FONT><FONT COLOR="#000000">！那另一个<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Linux </FONT></SPAN></FONT><FONT COLOR="#000000">系统如何呢？哈哈！他只要<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">p-100 </FONT></SPAN></FONT><FONT COLOR="#000000">档次的<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">CPU </FONT></SPAN></FONT><FONT COLOR="#000000">加上<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">32 MB </FONT></SPAN></FONT><FONT COLOR="#000000">左右的<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">RAM </FONT></SPAN></FONT><FONT COLOR="#000000">就可以跑了！而且在『</FONT><FONT COLOR="#3333ff">不运行<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">X-Window</FONT><FONT COLOR="#000000"> </FONT></SPAN></FONT><FONT COLOR="#000000">』的情况下，运行的效率是不错的！所以，以下我们就来谈一谈怎样在<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Linux </FONT></SPAN></FONT><FONT COLOR="#000000">上面架设一个<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">NAT </FONT></SPAN></FONT><FONT COLOR="#000000">主机来提供网络的带宽分享！</FONT></BLOCKQUOTE><BLOCKQUOTE><FONT SIZE=4><FONT FACE="標楷體"><FONT COLOR="#000066">原理：</FONT></FONT></FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><BR></SPAN></FONT><FONT COLOR="#000000">以<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Linux </FONT></SPAN></FONT><FONT COLOR="#000000">服务器连接上<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Internet </FONT></SPAN></FONT><FONT COLOR="#000000">的原理其实很简单（其实就是<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">NAT </FONT></SPAN></FONT><FONT COLOR="#000000">功能啦），主要分为两步骤：</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"></SPAN></FONT></BLOCKQUOTE><UL> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"><FONT COLOR="#000000">Linux </FONT></SPAN></FONT><FONT COLOR="#000000">主机强烈建议需要两张网络卡，而且芯片组最好不要相同。如果相同也没有关系，但是不要一次安装两块，最好安装一块并设定好之后，再安装另一块比较妥当；</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#3333ff">一张网络卡对内，并在激活的时候就驱动；</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#3333ff">一张网络卡对外，在激活的时候不要驱动他；</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#000000">在<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Linux </FONT></SPAN></FONT><FONT COLOR="#000000">上面安装<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> rp-pppoe </FONT></SPAN></FONT><FONT COLOR="#000000">来拨接上<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Internet </FONT></SPAN></FONT><FONT COLOR="#000000">；</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE STYLE="margin-bottom: 0cm"><FONT COLOR="#000000">将内部网络与<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Linux </FONT></SPAN></FONT><FONT COLOR="#000000">对内的那张网络卡具有相同网段的『<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </FONT></SPAN></FONT><FONT COLOR="#3333ff">虚拟<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">IP</FONT><FONT COLOR="#000000"> </FONT></SPAN></FONT><FONT COLOR="#000000">』，由于相同网段的虚拟<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">IP</FONT></SPAN></FONT><FONT COLOR="#000000">可以直接挂机，因此所有的计算机就可以直接连上主机啦；</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE> <LI><BLOCKQUOTE><FONT COLOR="#000000">激活<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Linux </FONT></SPAN></FONT><FONT COLOR="#000000">的<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> NAT </FONT></SPAN></FONT><FONT COLOR="#000000">功能，将对内网络卡的对外挂机转成可以连上<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Internet </FONT></SPAN></FONT><FONT COLOR="#000000">的第一张网络卡，因此所有来自内部网卡的请求便都可以通过具有连上<FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> Internet </FONT></SPAN></FONT><FONT COLOR="#000000">功能的第一张网络卡来完成工作！</FONT><FONT FACE="Tahoma, serif"><SPAN LANG="en-US"> </SPAN></FONT> </BLOCKQUOTE></UL><BLOCKQUOTE><FONT COLOR="#000000">同样的，这里要注意，由于所有的虚拟<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">IP</FONT></SPAN></FONT><FONT COLOR="#000000">的计算机均是通过第一张网卡对外挂机，</FONT><FONT COLOR="#000066">所以在<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">Internet </FONT></SPAN></FONT><FONT COLOR="#000066">上看到的从你的主机连出去的计算机之<FONT FACE="Tahoma, serif"><SPAN LANG="en-US">⌨️ 快捷键说明
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