centos需要初始安装的软件

系统更新
yum update -y

CentOS6和Centos7都要安装的企业运维常用基础工具包
yum install tree nmap dos2unix lrzsz nc lsof wget tcpdump htop iftop iotop sysstat nethogs -Y
Centos7要安装的企业运维常用基础工具包
yum install psmisc net-tools bash-completion vim-enhanced -y