[CentOS] Gigabit Lan doesn't work

Barry Brimer lists at brimer.org
Mon Nov 17 03:35:39 UTC 2008


> Actually, I have 2 LAN cards.  eth0 is working as it is 10/100.  There
> is a build-in gigalan which doesn't work.  I have to remove the 10/100
> and make build-in lan works.
>
> [root at localhost ~]# ethtool eth0
> Settings for eth0:
>        Supported ports: [ TP MII ]
>        Supported link modes:   10baseT/Half 10baseT/Full
>                                100baseT/Half 100baseT/Full
>        Supports auto-negotiation: Yes
>        Advertised link modes:  10baseT/Half 10baseT/Full
>                                100baseT/Half 100baseT/Full
>        Advertised auto-negotiation: Yes
>        Speed: 100Mb/s
>        Duplex: Full
>        Port: MII
>        PHYAD: 32
>        Transceiver: internal
>        Auto-negotiation: on
>        Supports Wake-on: pumbg
>        Wake-on: d
>        Current message level: 0x00000007 (7)
>        Link detected: yes
> [root at localhost ~]# ethtool eth1
> Settings for eth1:
> Cannot get device settings: No such device
> Cannot get wake-on-lan settings: No such device
> Cannot get message level: No such device
> Cannot get link status: No such device
> No data available
>
>
> On Mon, Nov 17, 2008 at 10:54 AM, Barry Brimer <lists at brimer.org> wrote:
>>>  I have installed Centos completely.  However, the LAN  doesn't work.
>>> Below is the message after I issue.  How can I make it work?
>>>
>>> 00:19.0 Ethernet controller: Intel Corporation 82567V-2 Gigabit
>>> Network Connection
>>
>> What does "ethtool eth0" tell you?

What does "ethtool eth0" tell you when the 10/100 card is not installed? 
What does "lsmod" look like with the 10/100 card in and out?  What does 
"dmesg | grep eth" give you with the 10/100 card in and out?



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