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linux.VMwrokstation6 下Linux丢失设备pcnet32 device

发布时间:2008-01-26 01:29:39来源:红联作者:tribudis
linux.VMwrokstation6 下Linux丢失设备pcnet32 device eth0 does not seem to be present

系统启动日志:
Bringing up interface eth0: pcnet32 device eth0 does not seepresent, delaying initialization.

ifconfig输出:
输出结果未发现设备interface eth0

原因:未知
我怀疑是自己乱改hostname造成的!

linux 修改hostname常规流程:
# hostname NEWhostname
# vi /etc/sysconfig/network
hostname= NEWhostname
# vi /etc/hosts
127.0.0.1 NEWhostname

当初我是通过GUI方式修改的,在NETWORK Configuration窗口中,DNS选项卡:hostname,此后又做了一些其他操作,最终当激活配置信息时出现错误提示: ... ...没记录,只是我认为这样,不知是否存在科学依据,对LINUX不了解!

然后观察发现的就是最上面所提到的特征,G了很久,找到唯一一则有意义的消息:

修改 /etc/modprobe.conf,将其中的 alias eth0 vmincs,改为 alias eth0 pcnet32

再启动网卡 /etc/init.d/network start

我没用这个方法,但认为比较科学,故印在这里。

我是稀里糊涂解决该问题的,无奈之时曾尝试过:

1 应用常规方法重新修改hostname ,重启后无效;

2 在LINUX系统删除设备驱动,重新安装(通过network configuration GUI配置),重启后无效;

3 删除VM网卡,重新启动。再次关闭系统,添加VM网卡,启动系统,无效;

4 删除VM网卡,删除linux下设备驱动,重新启动系统,添加VM网卡,linux下手工添加设备驱动,无效;

5 于是,我添加了VM主机的第2块网卡,启动系统后,故障解决了!

ifconfig输出结果:
eth0 Link encap:Ethernet HWaddr 00:0C:29:8E:1A:53
inet addr:192.168.2.138 Bcast:255.255.255.255 Mask:255.255.255.0
inet6 addr: fe80::20c:29ff:fe8e:1a53/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:7174 errors:0 dropped:0 overruns:0 frame:0
TX packets:85 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1429456 (1.3 MiB) TX bytes:15525 (15.1 KiB)

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:7421 errors:0 dropped:0 overruns:0 frame:0
TX packets:7421 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:10162061 (9.6 MiB) TX bytes:10162061 (9.6 MiB)

peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
RX packets:49859 errors:0 dropped:0 overruns:0 frame:0
TX packets:4152 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:18832266 (17.9 MiB) TX bytes:591518 (577.6 KiB)
Interrupt:19 Base address:0x2000

vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
RX packets:4109 errors:0 dropped:0 overruns:0 frame:0
TX packets:30611 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:583758 (570.0 KiB) TX bytes:8508834 (8.1 MiB)

xenbr0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
RX packets:20729 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:2981923 (2.8 MiB) TX bytes:0 (0.0 b)

还在网上见有人说这是无线网卡在作怪...先后我还改掉无线设备的配置文件.. 很无奈,稀里糊涂的好了!
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