RedHat5运用yum命令安装软件
1.卸载系统自带yum
rpm -qa|grep yum|xargs rpm -e --nodeps?
2.远程下载yum 包
wget? http://centos.ustc.edu.cn/centos/5/os/i386/CentOS/yum-metadata-parser-1.1.2-3.el5.centos.i386.rpm
wget? http://centos.ustc.edu.cn/centos/5/os/i386/CentOS/yum-fastestmirror-1.1.16-16.el5.centos.noarch.rpm
wget? http://centos.ustc.edu.cn/centos/5/os/i386/CentOS/yum-3.2.22-37.el5.centos.noarch.rpm
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3.安装新的yum
rpm -ivh *.rpm
4.下载并配置yum本地缓存
wget http://docs.linuxtone.org/soft/lemp/CentOS-Base.repo
mv CentOS_Base.repo /etc/yum.repos.d/CentOS-Base.repo
yum makecache
4.使用yum命令
yum -y install gcc
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