[CentOS] Strange device labeling in 6.3

Thu Aug 9 19:16:49 UTC 2012
Richard Reina <gatorreina at gmail.com>

If it's as simple as sticking the MAC address into the ifcfg-eth file,
I can live with that. But only ifcfg script that exits in
/etc/sysconfig/network-scripts/ is ifcfg-lo

I have no idea what k3wl is.

Thanks for the replies.


2012/8/9, m.roth at 5-cent.us <m.roth at 5-cent.us>:
> Scott Robbins wrote:
>> On Thu, Aug 09, 2012 at 12:33:43PM -0500, Richard Reina wrote:
>>> I have just installed 6.3 on a machine that was previously running
>>> 5.8. Under 5.8 eth0 was eth0. Now with 6.3 /sbin/ifconfig gives me lo,
>>> wlan0 and p4p1 (instead of eth0).  I would like to make the ethernet a
>>> static IP as I intend to for this to be machine used on my LAN only.
>>> However, when I do /usr/sbin/setup -> Network Configuration the device
>>> is not listed.  Can anyone tell me why this is happening and how I can
>>> fix it. Or if not how I can set a static and persistent IP address for
>>> the ethernet?
>>
>>
>> Well......
>>
>> I tend to agree with the slashdot commentator who called it
>> overcomplicated and unnecessary.   It's another idea from
>
> Yup. The difference between that, and sticking the MAC address into a
> simple, existing config file is, oh, that's right, it's k3wl.
>
>> Fedora, the theory, IIRC, was that this way, devices would always have
>> the
>> same name, whereas under the method that has been used device names could
>> change on a reboot.  (Haven't experienced that myself, but dunno).
>
> I have. Putting the MAC address into ifcfg-eth? fixes it.
>
> <method elided>
>
> EXCEPT that in 6.x, you really need to edit
> /etc/udev/rules.d/70-persistant-net.rules, too, or take the MAC out of
> ifcfg-eth?, since it needs to be in 70-blahblah.
>
>        mark
>
>
>>
>> If you google Fedora biosdevname you'll come across various explanations.
>> To change it back once the thing's been installed, I've always
>> done it by first rpm -e biosdevname, then editing
>> /etc/sysconfig/network-scripts/ifcfg-whatever, changing the device
>> name in there to eth0, changing the name of the file, e.g, ifcfg-p4p1 to
>> ifcfg-eth0 and
>> restarting.  I haven't gotten it working by just restarting networking,
>> but at any rate, if you
>> know you don't want it during installation, you can add biosdevname=0 to
>> the command line.
>>
>>
>> --
>> Scott Robbins
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>> ( 1B48 077D 66F6 9DB0 FDC2 A409 FA54 EB34 67D6 )
>> gpg --keyserver pgp.mit.edu --recv-keys EB3467D6
>>
>> Spike: Should I really trust you?
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>> Spike: You were a Boy Scout?
>> Adam: Parts of me.
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