centos 安装 Adobe Flash Player

yum 默认就已经安装好在centos中，不需要另外安装.

具体的yum 可以用man yum查看。

更新及安装：

yum install package 安装指定的安装包package

yum localinstall package 本地安装软件包

yum update 全部更新

yum update package 更新指定程序包package

yum check-update 检查可更新的程序

查找和显示

yum info <package> 显示安装包信息

yum list 显示所有已经安装和可以安装的程序包

yum list <package> 显示指定程序包安装情况

yum search <keyword>查找软件包

Install Adobe YUM Repository RPM package

yum check-update

## Adobe Repository 32-bit x86 ##

rpm -ivh http://linuxdownload.adobe.com/adobe-release/adobe-release-i386-1.0-1.noarch.rpm
rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-adobe-linux

## Adobe Repository 64-bit x86_64 ##

rpm -ivh http://linuxdownload.adobe.com/adobe-release/adobe-release-x86_64-1.0-1.noarch.rpm
rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-adobe-linux

Install Adobe Flash Player 11.1 on Fedora 16/15/14/13/12, CentOS 6.2/6.1/6/5.7 and Red Hat (RHEL) 6.2/6.1/6/5.7 (32-bit and 64-bit version)

yum install flash-plugin nspluginwrapper alsa-plugins-pulseaudio libcurl

Open Mozilla Firefox and write about:plugins on address bar. Results should look like following: