[Qemu-discuss] Antw: Re: Re: Virtually (dis)connect the ethernet cable

[Steffen Weißgerber]

Sure. You're right. I meant it from the end user point of view only.

Regards

Steffen


>>> Vincenzo Romano <address@hidden> schrieb am Mittwoch,
25. Januar
2017 um 12:38:
> I don't see any similarity to the console password "issue".
> While it's wise to avoid a password on a command line (you could
read
> with ps), it's rather weird you cannot unplug a network cable from
an
> "unstarted" VM.
> Simply, it seems this "feature" (you can find in virtualbox, for
> example) has not been designed.
> I am not using anything related to libvirt too.
> Thanks a lot.
> 
> --
> Vincenzo Romano - NotOrAnd.IT
> Information Technologies
> --
> NON QVIETIS MARIBVS NAVTA PERITVS
> 
> 
> 2017-01-25 12:14 GMT+01:00 Steffen Weißgerber
<address@hidden>:
>>
>>
>>
>>>>> Vincenzo Romano <address@hidden> schrieb am
Mittwoch,
>> 25. Januar
>> 2017 um 12:03:
>>> Hi Steffen!
>>> Thanks for the info.
>>> Is there a way to start a VM with the cable disconnected?
>>
>> Seems to be similar to setting the password for the console. This
is
>> (as long as I know)
>> also not possible to configure via start command.
>>
>> Instead of virsh I use my own startskript, where I read referencing
>> options from the vm
>> config file. Then depending on their value the skript sends various
>> monitor commands
>> (like console password).
>>
>> What you could do is simply append a
>>
>>  '&& echo "set_link virtio-net-pci.0 off" | socat -
UNIX-CONNECT:<path
>> to your monitor socket>'
>>
>> to your start command for the vm.
>>
>> Regards
>>
>> Steffen
>>
>>>
>>> --
>>> Vincenzo Romano - NotOrAnd.IT
>>> Information Technologies
>>> --
>>> NON QVIETIS MARIBVS NAVTA PERITVS
>>>
>>>
>>> 2017-01-25 11:55 GMT+01:00 Steffen Weißgerber
>> <address@hidden>:
>>>> Hello,
>>>>
>>>> you have to call 'set_link <name> off' wher <name> is the
identifier
>> of the
>>> virtual adapter
>>>> you got from 'info network'.
>>>>
>>>> Regards
>>>>
>>>> Steffen
>>>>
>>>>
>>>>>>> Vincenzo Romano <address@hidden> schrieb am
>> Mittwoch, 25. Januar
>>>> 2017 um 10:23:
>>>>> I'd like to know how to virtually disconnect and connect the
>> ethernet
>>>>> cable on a VM (I am using virtio).
>>>>> When "disconnected", the ethernet adapter should still be
visible
>> by
>>>>> the guest, but with the cable being disconnected.
>>>>> I mean, both the command line and the monitor commands.
>>>>> TIA.
>>>>>
>>>>> --
>>>>> Vincenzo Romano - NotOrAnd.IT
>>>>> Information Technologies
>>>>> --
>>>>> NON QVIETIS MARIBVS NAVTA PERITVS
>>>>
>>>>
>>>> --
>>>> Klinik-Service Neubrandenburg GmbH
>>>> Allendestr. 30, 17036 Neubrandenburg
>>>> Amtsgericht Neubrandenburg, HRB 2457
>>>> Geschaeftsfuehrerin: Gudrun Kappich
>>
>> --
>> Klinik-Service Neubrandenburg GmbH
>> Allendestr. 30, 17036 Neubrandenburg
>> Amtsgericht Neubrandenburg, HRB 2457
>> Geschaeftsfuehrerin: Gudrun Kappich

--
Klinik-Service Neubrandenburg GmbH
Allendestr. 30, 17036 Neubrandenburg
Amtsgericht Neubrandenburg, HRB 2457
Geschaeftsfuehrerin: Gudrun Kappich