安装好CentOS5后突然发现，就是无法开启vi的语法高亮显示功能
     
1.确认相关软件包已经完全安装
[root@localhost ~]# rpm -qa | grep vim
vim-minimal-7.0.109-3.el5.3
vim-common-7.0.109-3.el5.3
vim-X11-7.0.109-3.el5.3
vim-enhanced-7.0.109-3.el5.3

2.修改相关配置文件
# /etc/profile
#++++++++++++++++++++++++++++++++++++++++++++++
 export TERM=xterm-color

+++++++++++++++++++++++++++++++++++++++++++++++
# ~/.vimrc
  syntax on

+++++++++++++++++++++++++++++++++++++++++++++++
# ~/.bashrc
  alias vi='vim'

3.ok