不如Ubuntu, 默认yum install sshpass无法安装sshpass，需要用下面的步骤：
cd /etc/yum.repos.d/ wget http://download.opensuse.org/repositories/home:Strahlex/CentOS_CentOS-6/home:Strahlex.repo yum install sshpass
CentOS 6 安装 sshpass,布布扣,bubuko.com
原文：http://blog.csdn.net/csfreebird/article/details/38396993