CentOS 桌面环境可以通过安装图形用户界面（GUI）来实现

env

• centos6.5
• Gnome

1.挂在iso制作本地yum

1.1默认加载iso挂载在/dev/sr0
mount /dev/sr0 /mnt

1.2配置isoyum
vi /etc/yum.repo.cdrom.repo
[rhel]
name=rhel
baseurl=file:///mnt
gpgcheck=0
enabled=1

1.3测试yum
yum makecache
yum repolist

2.安装图形化组件

2.1groulist
yum grouplist

[root@jiao ~]# yum grouplist
Loaded plugins: fastestmirror
Setting up Group Process
Repository 'rhel' is missing name in configuration, using id
Loading mirror speeds from cached hostfile
rhel/group_gz                                      | 204 kB     00:00 ...
Installed Groups:
   Additional Development
   E-mail server
   General Purpose Desktop
   Graphical Administration Tools
   Legacy X Window System compatibility
   Perl Support
   Security Tools
   Web Server
Available Groups:
   Backup Client
   Backup Server
   Base
   CIFS file server
   Client management tools
   Compatibility libraries
   Console internet tools
   Debugging Tools
   Desktop
   Desktop Debugging and Performance Tools
   Desktop Platform
   Desktop Platform Development
   Development tools
   Dial-up Networking Support
   Directory Client
   Directory Server
   Eclipse
   Emacs
   FCoE Storage Client
   FTP server
   Fonts
   Graphics Creation Tools
   Hardware monitoring utilities
   Identity Management Server
   Infiniband Support
   Input Methods
   Internet Browser
   Java Platform
   KDE Desktop
   Large Systems Performance
   Legacy UNIX compatibility
   Mainframe Access
   Messaging Client Support
   MySQL Database client
   MySQL Database server
   NFS file server
   Network Infrastructure Server
   Network Storage Server
   Network file system client
   Networking Tools
   PHP Support
   Performance Tools
   PostgreSQL Database client
   PostgreSQL Database server
   Print Server
   Printing client
   Remote Desktop Clients
   Ruby Support
   SNMP Support
   Scientific support
   Server Platform
   Server Platform Development
   Smart card support
   Storage Availability Tools
   System Management
   System administration tools
   TeX support
   Technical Writing
   TurboGears application framework
   Virtualization
   Virtualization Client
   Virtualization Platform
   Virtualization Tools
   Web Servlet Engine
   Web-Based Enterprise Management
   X Window System
   iSCSI Storage Client
Available Language Groups:
   Afrikaans Support [af]
   Albanian Support [sq]
   Amazigh Support [ber]


2.2安装图形化程序组
yum -y groupinstall "Desktop"      

2.3启动图形化
startx

2.4修改默认启动
/etc/initab
# Default runlevel. The runlevels used by RHS are:
#   0 - halt (Do NOT set initdefault to this)
#   1 - Single user mode
#   2 - Multiuser, without NFS (The same as 3, if you do not have networking)
#   3 - Full multiuser mode
#   4 - unused
#   5 - X11
#   6 - reboot (Do NOT set initdefault to this)
# 
id:5:initdefault: