Re: VLAN config on Jessie

[Mart van de Wege <mvdwege@gmail.com>]

Andrew Wood <andrew@perpetualmotion.co.uk> writes:

> On 08/08/15 21:25, Mart van de Wege wrote:
>> That's just avahi trying to work with an interface it thinks still
>> exists. 
>
>> what does the output of cat /proc/net/vlan/config show?
>>> It seems that the old settings are persisted somewhere and I suspect
>>> either avahi or systemd.
>> I don't know if it is particularly systemd that's persisting VLAn
>> ids. VLAN interfaces are meant to persist until you issue a vconfig rem
>> command, but I don't know if systemd persists the interfaces across
>> reboots.
>>
>> As far as I know, it shouldn't. VLANs require an explicit .netdev
>> service file.
>>
> cat /proc/net/vlan/config gives no such file
>
That would mean that the 8021q module is not loaded.

So your interfaces don't have VLANs at all, as the VLAN driver isn't
even loaded.

So somehow there is some configuration left that refers to non-existent
interfaces.

Mart

-- 
"We will need a longer wall when the revolution comes."
    --- AJS, quoting an uncertain source.