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			    <title>超级玛丽</title>
			    <link>http://www.lupaworld.com/?uid-56821</link>
			    <description>我是大帅哥,擅长LINUX和C语言,还有脚本,希望和大家交朋友
mail:newhitler@163.com</description>
			    <copyright>Copyright(C) 超级玛丽</copyright>
			    <generator>SupeSite/X-Space</generator>
			    <lastBuildDate>Fri, 05 Sep 2008 19:32:38 GMT</lastBuildDate><item>
								<title>《一道系统编程练习题》</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-113951</link>
								<description><![CDATA[
			编写C程序greeting，根据用户的名字、登录时间、运行环境和系统状况，以指定的格式在屏幕上显示问候及提示信息。 <br> 上机实验内容： <br> ①．清屏; <br> ②．根据使用者的用户名（login_name）在屏幕中央位置按下列格式显示问候语： <br> &nbsp; &nbsp; &nbsp; [greeting&nbsp; senten...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Wed, 30 Jul 2008 17:22:06 GMT</pubDate>
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								<title>《Linux的Openvpn》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-61848</link>
								<description><![CDATA[1.1).下载lzo2和openvpn软件包,网址rpmfind.net<br>1.2).确认是否以加载tun模组，如未加载，手工加载,注:Redhat EL3(U5)以上均以在内核编译完成<br>1.3).在客户端/服务端安装:lzo2-2.02-2.el3.rf.i386.rpm,lzo2-devel-2.02-2.el3.rf.i386.rpm,openvpn-2.0.9-1.el3.rf.i386.rpm<br...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sat, 24 May 2008 18:31:11 GMT</pubDate>
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							<item>
								<title>《批量更改文件编码》脚本</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-61126</link>
								<description><![CDATA[
			#!/bin/bash<br>#将utf-8编码转换为gbk编码<br><br>declare -i num<br>declare -i count<br><br><br>count=`ls -l|wc -l|awk '{print $1}'`<br>for ((num=2;num&lt;=count;num++))<br>do<br>&nbsp; file=`ls -l|awk '{print $8}'|sed -n "$num"p`<br>&nbsp; iconv -f utf...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Thu, 22 May 2008 07:32:22 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的ACL》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-58781</link>
								<description><![CDATA[1)查看内核是否支持ext3文件系统<br><br>参考答案:<br>cat /boot/config-2.4.21-40.EL |grep -i ext3<br><br><br><br>2.1)用dd命令读取/dev/zero输出到/opt/testptn,大小为128MB<br>2.2)用losetup指定/opt/testptn为循环设备/dev/loop0<br>2.3)格式化/dev/loop0，指定ext3分区<...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Fri, 16 May 2008 02:22:03 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的gpg加密》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-58336</link>
								<description><![CDATA[1)新建用户alice及bob,同时建两用户的主目录<br><br>参考答案:<br>useradd -m alice;useradd -m bob<br>passwd alice<br>passwd bob<br><br><br><br>2.1)切换到alice<br>2.2)执行gpg建立初始化的用户文件<br>2.3)生成密钥对,指定加密算法为DSA and ElGamal<br>2.4)密钥位数为...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Thu, 15 May 2008 03:11:50 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的snmp》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-58070</link>
								<description><![CDATA[1)配置snmp,编辑/etc/snmp/snmpd.conf<br>1.1)首选是定义一个共同体名(community),这里是public,及可以访问这个public的用户名(sec name)，这里是notConfigUser。Public相当于用户notConfigUser的密码<br>1.2)定义一个组名（groupName）这里是notConfigGroup，及组的安全级别，把notCon...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Tue, 13 May 2008 15:11:47 GMT</pubDate>
							</item>
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								<title>《Linux的mrtg》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-57394</link>
								<description><![CDATA[1)安装snmp,apache,mrtg<br><br>rpm -qa|grep snmp<br><br>rpm -qa|grep httpd<br><br>rpm -qa|grep mrtg<br><br>rpm&nbsp; -ivh mrtg-2.9.29-4.ent.i386.rpm<br><br><br><br>2.1)编辑snmpd.conf,加入mib的支持，以配合mrtg<br>2.2)重启snmpd服务<br><br>参考答案:<br>vi /etc/...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sun, 11 May 2008 07:04:39 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的autofs》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-57258</link>
								<description><![CDATA[
			1)配置服务器的NFS挂载目录<br>1.1)新建/pub/linux和/pub/solaris目录<br>1.2)配置nfs，使客户端可以挂载以上两个目录，开放写权限<br><br>参考答案:<br>mkdir -p /pub/linux<br>mkdir -p /pub/solaris<br><br>vi /etc/exports<br><br>/pub/linux *(rw,no_root_squash)<br>/p...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sat, 10 May 2008 14:05:58 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的Mysql》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-53134</link>
								<description><![CDATA[1).安装mysql<br><br>参考答案:<br>rpm -ivh MySQL-client-community-5.0.45-0.rhel3.i386.rpm<br>rpm -ivh MySQL-server-community-5.0.45-0.rhel3.i386.rpm<br><br><br><br>2.1).停止mysql数据库<br>2.2).启动mysql<br><br>参考答案:<br>mysqladmin shutdown<br><br>mysqld...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Wed, 30 Apr 2008 05:28:29 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的squid》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-47673</link>
								<description><![CDATA[
			
			
			
			
			1.1)查看是否安装squid<br>1.2)安装squid-2.5,软体在es3的光盘第三张<br>1.3)查看安装后的squid<br><br>参考答案:<br>rpm -qa|grep squid<br>rpm -ivh squid-2.5.STABLE3-6.3E.16.i386.rpm<br>rpm -qa|grep squid<br><br><br><br>2)修改squid.conf配置文...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Mon, 21 Apr 2008 04:31:07 GMT</pubDate>
							</item>
							<item>
								<title>《Linux的postfix》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-43030</link>
								<description><![CDATA[
			1)关闭sendmail服务,安装postfix,启动postfix<br><br>参考答案:<br>service sendmail stop<br>rpm -ivh postfix-2.0.11-4.i386.rpm<br>service postfix restart<br><br><br>2.1)配置/etc/postfix/main.cf,设定主机名称为t1.ckhitler.org<br>2.2)发信时显示出"发信源主机"...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sun, 09 Mar 2008 10:36:04 GMT</pubDate>
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							<item>
								<title>《Linux的dns配置》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-42381</link>
								<description><![CDATA[
			1.1)查询是否安装DNS软体<br>1.2)安装bind_chroot<br>1.3)编辑/etc/sysconfig/named，查看chroot的路径<br>1.4)注释掉/etc/resolv.conf中其它DNS的解析<br><br>参考答案:<br>rpm -qa|grep bind<br>rpm -ivh bind-chroot-9.2.4-21.el3.i386.rpm<br>vi /etc/sysconfig/named<...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sun, 02 Mar 2008 01:29:01 GMT</pubDate>
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							<item>
								<title>《SElinux》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-42252</link>
								<description><![CDATA[<P>1)查看selinux是否启用</P>
<P><BR>参考答案:<BR>sestatus</P>
<P>&nbsp;</P>
<P>2)启用selinux</P>
<P><BR>参考答案:<BR>vi /etc/sysconfig/selinux<BR>SELINUX=enforcing</P>
<P>存盘退出<BR>reboot</P>
<P>sestatus</P>
<P>&nbsp;</P>
<P>3)启动httpd测试SElinux是否保...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Thu, 28 Feb 2008 12:15:56 GMT</pubDate>
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								<title>《Linux的ntp服务》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-41809</link>
								<description><![CDATA[1)查看是否安装了ntp包<br><br><br>参考答案:<br><br>rpm -qa|grep ntp<br><br>&nbsp;<br><br>2.1)配置ntp.conf<br>2.2)开放本地地址的ntp访问权限<br>2.3)开放192.168.6.0网段和192.168.7.0网段的访问权限,用户端不能更改 NTP 服务器的时间参数<br>2.4)设定上层的ntp服务器2...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Tue, 26 Feb 2008 22:24:48 GMT</pubDate>
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								<title>《Linux samba》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40919</link>
								<description><![CDATA[
			
			1.1)基础的SAMBA设定<br>1.2)配置工作群组(workgroup)为:ckgroup<br>1.3)Linux 主机的 NetBIOS 名称为:ckhitler<br>1.4)使用者登入层级设定为:share<br>1.5)共享 /tmp 目录，取名为:temp<br>1.6)指定Linux 主机的编码格式为简体中文,显示为简体中文<br><br><br>参考答...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sun, 17 Feb 2008 01:07:15 GMT</pubDate>
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								<title>《linux的apache》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40849</link>
								<description><![CDATA[
			
			
			<p>1)打开HTTPD的持续性连接,即KeepAlive,该指令决定当处理完用户发起的 HTTP 请求后是否立即关闭 TCP 连接,该次连接能够传输的最大传输数量为500</p>
<p><br>参考答案:</p>
<p>修改以下的文件:<br>vi /etc/httpd/conf/httpd.conf</p>
<p>修改如下内容:<br>KeepA...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Sat, 16 Feb 2008 02:32:12 GMT</pubDate>
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								<title>《Linux的vsftpd》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40766</link>
								<description><![CDATA[<P>1)查看是否安装有vsftpd软体</P>
<P>参考答案:<BR>rpm -qa|grep vsftpd</P>
<P>&nbsp;</P>
<P>2.1)手工安装vsftpd,下载vsftpd的SRPM包<BR>2.2)安装SRPM包<BR>2.3)用rpmbuild重建rpm包<BR>2.4)安装vsftpd</P>
<P><BR>参考答案:</P>
<P>wget <A href="ftp://194.199.20.114/...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Fri, 15 Feb 2008 04:10:08 GMT</pubDate>
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								<title>《linux的DHCP》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40736</link>
								<description><![CDATA[<P>1)查看本系统是否安装DHCP服务软体</P>
<P><BR>参考答案:<BR>rpm -qa |grep dhcp</P>
<P>&nbsp;</P>
<P>2.1)手工安装dhcp,下载SRPMS包<BR>2.2)进行SOURCES目录,解开tar包<BR>2.3)编译安装dhcp服务端</P>
<P><BR>参考答案:<BR>wget <A href="ftp://195.220.108.108/linux/f...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Thu, 14 Feb 2008 06:33:42 GMT</pubDate>
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								<title>《Linux的NIS》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40651</link>
								<description><![CDATA[<P>1)查看本系统是否安装有服务端所需的nis包,即ypbind,yp-tools和ypserv,如没有预安装,则要安装上</P>
<P><BR>参考答案:<BR>rpm -qa | grep '^yp'</P>
<P>wget <A href="ftp://rpmfind.net/linux/fedora/core/4/i386/os/Fedora/RPMS/ypserv-2.13-6.i386.rpm">ftp://rpmfind....]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Wed, 13 Feb 2008 17:11:47 GMT</pubDate>
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								<title>《Linux的Software Raid》练习题</title>
								<link>http://www.lupaworld.com/?uid-56821-action-viewspace-itemid-40646</link>
								<description><![CDATA[<P>1)查看本系统是否支持mdstat</P>
<P>参考答案:</P>
<P>cat /proc/mdstat<BR>或lsmod | grep md</P>
<P><BR>2)在/dev/md0上创建raid1,指定每个条带单元的大小为32,设备为sdb1和sdb2</P>
<P>参考答案:<BR>mdadm -C /dev/md0 -l 0 -c 32 -n 2 /dev/sdb1 /dev/sdb2</P>
<P><BR...]]></description>
								<category>blog</category>
								<author>ckhitler</author>
								<pubDate>Wed, 13 Feb 2008 06:05:08 GMT</pubDate>
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