做實驗的時候,克隆centos系統,發現克隆後eth0網卡啓動不了。
解決方案:將eth0配置回來
修改/etc/udev/rules.d/70-persistent-net.rules文件
將PCI device 0x1022:0x2000 (vmxnet)用#註釋,將PCI device 0x1022:0x2000 (vmxnet)中的eth2修改爲eth0,記住MAC地址ATTR{address}=="00:0c:29:ab:c5:2c",退出保存。
修改網卡配置文件/etc/sysconfig/network-scripts/ifcfg-eth0
修改ip地址:IPADDR=192.168.0.102(因爲我才用host-only的鏈接方式,所以是靜態ip),修改MAC地址HWADDR=00:0C:29:AB:C5:2c,退出保存。
修改/etc/sysconfig/network文件中主機名 HOSTNAME=hadoop2
執行命令:service network restart,會出現eth0生效的提示信息。
Bringing up interface eth0: Active connection state: activating
Active connection path: /org/freedesktop/NetworkManager/ActiveConnection/1
state: activated
Connection activated
最好reboot重啓一下。
[root@hadoop2 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0C:29:AB:C5:2C
inet addr:192.168.0.102 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::20c:29ff:feab:c52c/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:177 errors:0 dropped:0 overruns:0 frame:0
TX packets:61 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:17634 (17.2 KiB) TX bytes:7611 (7.4 KiB)
Interrupt:19 Base address:0x2024