[Pkg-utopia-maintainers] Bug#983750: Bug#983750: networkmanager: NM takes over slave interfaces of bond

[Michael Biebl]

Am 01.03.21 um 10:41 schrieb Andrei POPESCU:
> Control: reassign -1 network-manager
> 
> On Lu, 01 mar 21, 10:00:26, Michel Meyers wrote:
>> Package: networkmanager
>> Severity: normal
>>
>> Dear Maintainer,
>>
>> I had a bond configured as described in Example 1 on: https://wiki.debian.org/Bonding
>>
>> This morning, my server's bond interface showed down, and its slaves
>> kept getting removed. After some digging, I found that networkmanager
>> had gotten installed and a check in nmcli showed that it had taken over each of the slave interfaces
>> while listing bond0 as unmanaged.
>>
>> It appears that NM ignores the "slaves eth0 eth1" directive in
>> /etc/network/interfaces so unless each of the interfaces is specifically
>> named as in Example 2, NM takes over the slaves, killing the bond.

If you want to prevent NM to "auto" manage your devices, you could use
/usr/share/doc/network-manager/examples/server.conf (copy it to 
/etc/NetworkManager/conf.d/)


Alternative, you can tell NM explicitly which devices it should ignore.
See man NetworkManager.conf → unmanaged-devices

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