Centos 6.5 Nic fixed IP restart Error

The newly installed centos6.5 cannot be resolved or pinged. the following error occurs:

[[Email protected] network-Scripts] # service network restart
Shutting down interface eth0: 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/6
[OK]

The solution is as follows:

After NetworkManager is disabled, restart the service to solve the problem (restart network service)

[[Email protected] network-Scripts] # service NetworkManager stop
Stopping NetworkManager daemon: [OK]
[[Email protected] network-Scripts] # chkconfig NetworkManager off
[[Email protected] network-Scripts] # chkconfig network on
[[Email protected] network-Scripts] # service network restart
Shutting down interface eth0: [OK]
Shutting down loopback interface: [OK]
Bringing up loopback interface: [OK]
Bringing up interface eth0: determining if IP address 192.168.xxx.xxx is already in use for device eth0...
[OK]

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Centos 6.5 Nic fixed IP restart Error