当地ISP 　　If you just press enter, I will assume you know what you are doing and not modify your DNS setup。 Enter the DNS information here: server PASSWORD ‘输入ADSL密码，默认为自己的电话号码 　　Please enter your Password: USERCTRL Please enter ‘yes’ (two letters, lower-case。

) if you want to allow normal user to start or stop DSL connection (default yes): y 0 - NONE: This script will not set any firewall rules。

You are responsible for ensuring the security of your machine。 You are STRONGLY recommended to use some kind of firewall rules。

1 - STANDALONE: Appropriate for a basic stand-alone web-surfing workstation 2 - MASQUERADE: Appropriate for a machine acting as an Internet gateway for a LAN Choose a type of firewall (0-2): 0 Start this connection at boot time Do you want to start this connection at boot time? ‘是否在启动时自动连接？ 　　Please enter no or yes (default no):y Summary of what you entered eth0 User name: nj007。

cn Activate-on-demand: No DNS addresses: Supplied by ISP’s server Firewalling: NONE User Control: y Accept these settings and adjust configuration files (y/n)? y ‘以上信息正确吗，Y保存，N重填。

Adjusting /etc/sysconfig/network-scripts/ifcfg-ppp0 Adjusting /etc/ppp/chap-secrets and /etc/ppp/pap-secrets (But first backing it up to /etc/ppp/chap-secrets。

bak) (But first backing it up to /etc/ppp/pap-secrets。bak) Congratulations, it should be all set up! Type ‘/sbin/ifup ppp0′ to bring up your xDSL link and ‘/sbin/ifdown ppp0′ to bring it down。

Type ‘/sbin/adsl-status /etc/sysconfig/network-scripts/ifcfg-ppp0′ to see the link status。 [root@localhost root]# 经过以上设置之后，连接ADSL的linux就能正常连接Internet了。

其实如果自己想研究Linux，完全不用像我那样下载之后刻成光盘再一步一步的安装，因为我的电脑有两块硬盘，我是拿那块不常用的硬盘安装的。在只有一块硬盘的情况下可以选择用虚拟机来安装多系统。不推荐直接装双系统，因为那样会引起硬盘引导区的错误造成两个系统均不能正常启动。

像现在比较出名的linux系统有ubuntu(乌班图)，redflag(中科红旗)等，做的都很优秀。尤其是在去年打击盗版期间，微软的XP销量并没有明显上升，linux的系统却深入人心。linux的开源性使得现在有越来越多的编程爱好者加入了linux的开发中，同时linux也成为微软最强悍的竞争对手。

对于现在来说linux并没有普及，更多的用于服务器或是工作站中，相信再过不久linux会走向更多的用户电脑中。

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