[arm@acer ~]$ sudo vim /etc/sysconfig/network-scripts/ifcfg-eth0

EVICE="eth0"
BOOTPROTO="static"
NM_CONTROLLED="yes"
ONBOOT="yes"
TYPE="Ethernet"
IPADDR=192.168.1.101
NETMASK=255.255.255.0

然后：
sudo] password for arm:
[arm@acer network-scripts]$ sudo service network restart
Shutting down interface eth0: Device state: 3 (disconnected)
[ OK ]
Shutting down interface wlan0: Device state: 3 (disconnected)
[ OK ]
Shutting down loopback interface: [ OK ]
Bringing up loopback interface: [ OK ]
Bringing up interface eth0: Active connection state: activated
Active connection path: /org/freedesktop/NetworkManager/ActiveConnection/3
[ OK ]

配置完毕，以后可以安心的在CentOS 学习里，呵呵。

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