network manager has gone crazy

lee lee at yun.yagibdah.de
Mon Nov 12 16:00:57 UTC 2012


Timothy Murphy <gayleard at eircom.net> writes:

> lee wrote:
>
>>> it is for the classical "network.service" and you should
>>> NOT mix tools for different worlds in your usage
>> 
>> It's not surprising that it doesn't work then.  So how do you configure
>> networkmanager?
>> 
>> Whose extremely stupid idea was it to have two different and conflicting
>> systems for configuring network interfaces installed at the same time by
>> default with no way for users to tell them apart?  And where is the
>> documentatition about this?
>
> As I understand it, you have asked NM to manage your ethernet connection
> (in /etc/sysconfig/network-scripts/ifcfg-em1).
> I believe that NM over-writes /etc/resolv.conf if it cannot establish
> the specified connection.
> In my opinion this is silly; but that is what NM does.

What it probably does is managing em2 which doesn't exist anymore
because I turned off the network adapter in the BIOS.  Since em1 wasn't
used before, it perhaps tries to keep it disabled by overwriting
resolv.conf.

Isn't there any way to configure networkmanager?

> If you don't want NM to manage your connection you should say so
> in the above ifcfg file.
>
> Or at least that is my understanding of the setup.

It's better to disable networkmanager when you don't want it to do
anything.  Why keep a service running that isn't supposed to do
anything?


-- 
Fedora 17


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