[libvirt-users] this function is not supported by the connection driver: virInterfaceDefineXML
John Ferlan
jferlan at redhat.com
Tue Nov 7 16:02:28 UTC 2017
On 11/06/2017 09:13 PM, netsurfed wrote:
> Hi all:
>
> I'm facing problems trying to define a bridge on Ubuntu 16.04, using libvirt 3.4.0.
>
> When I try to do:
> root at ubuntu-180:/tmp# virsh iface-define iface-testbr1.xml
>
> I get the following error:
> error: Failed to define interface from iface-testbr1.xml
> error: this function is not supported by the connection driver: virInterfaceDefineXML
>
It's supported by the netcf interface backend.
What does "virsh -V" tell you?
In the "Networking:" line you'd see 'Interface netcf' - I have to assume
you have 'udev' instead.
> What can i do to make this function works normally? THX.
If netcf isn't supported on Ubuntu, then that's a packaging thing.
John
>
> The xml file as:
>
> <interface type='bridge' name='testbr1'>
>
> <mtu size='1500'/>
> <bridge stp='on' delay='1500'>
> <interface type='ethernet' name='enp9s0'>
> <link speed='1000' state='up'/>
> <mac address='0c:c4:7a:c1:63:17'/>
> </interface>
> </bridge>
> </interface>
>
> root at ubuntu-180:/tmp# uname -a
> Linux ubuntu-180 4.4.0-62-generic #83-Ubuntu SMP Wed Jan 18 14:10:15 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
>
>
>
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