????4??????????????????????
????Active connection path: /org/freedesktop/NetworkManager/ActiveConnection/9
????????????????????????????????RedHat?????????NetworkManager????????/etc/sysconfig/network-scripts/ifcfg-ethx???ò?????????
?????????????
?????????????????????NetworkManager???????
[root@rac01 ~]# service network restart
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/2   [  OK  ]
Bringing up interface eth1:  Active connection state: activated
Active connection path: /org/freedesktop/NetworkManager/ActiveConnection/3   [  OK  ]
???????NetworkManager????
????[root@rac01 ~]# service NetworkManager stop
????Stopping NetworkManager daemon:                            [  OK  ]
???????????????
????[root@rac01 ~]# service network restart
????Shutting down loopback interface:                     [  OK  ]
????Bringing up loopback interface:                          [  OK  ]
????Bringing up interface eth0:                                [  OK  ]
????Bringing up interface eth1:                                [  OK  ]
????5???????????????????
????Bringing up interface eth0:  Determining if ip address 10.109.67.81 is already in use for device eth0...
????[  OK  ]
????Bringing up interface eth1:  Determining if ip address 10.109.67.83 is already in use for device eth1...
????[  OK  ]
?????t????????????????????arpЭ?鵼?μ????????????????????м???ARPCHECK=NO?????????θü??
[root@rac01 ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
TYPE=Ethernet
BOOTPROTO=none
IPADDR=10.109.67.81
PREFIX=24
GATEWAY=10.109.67.254
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
IPV6INIT=no
NAME=eth0
UUID=86d44060-4579-48cc-b85b-219a206ca37c
ONBOOT=yes
HWADDR=00:50:56:95:09:76
LAST_CONNECT=1411004329
ARPCHECK=no
???????????????????????
????[root@rac01 ~]# service network restart
????Shutting down interface eth0:                              [  OK  ]
????Shutting down interface eth1:                              [  OK  ]
????Shutting down loopback interface:                          [  OK  ]
????Bringing up loopback interface:                            [  OK  ]
????Bringing up interface eth0:                                [  OK  ]
????Bringing up interface eth1:                                [  OK  ]