1.下载RealPlayer 11 for linux rpm(RealPlayer11GOLD.rpm)
2.安装RealPlayer 11时遇到错误：lsb >= 3.1 is needed by RealPlayer-11.0.0.4028-20080225.i586
# rpm -ivh RealPlayer11GOLD.rpm
error: Failed dependencies:
lsb >= 3.1 is needed by RealPlayer-11.0.0.4028-20080225.i586
3.解决问题：
在如下网站搜索：redhat-lsb 3.1，并下载rpm包：redhat-lsb-3.1-14.fc7.i386.rpm
http://rpmfind.net/linux/RPM/index.html
下载后使用如下命令安装：
#rpm -U redhat-lsb-3.1-14.fc7.i386.rpm
4.安装RealPlayer 11：
# rpm -ivh RealPlayer11GOLD.rpm
5.安装成功，可以在应用程序-声音和视频菜单下看到RealPlayer 11
