SIOCSVH, SIOCGVH ioctl(2) and virtio ethernet driver

[Bryan Venteicher]

On Fri, Dec 26, 2014 at 8:09 AM, Oleg Ginzburg <olevole at olevole.ru> wrote:

> is it possible to use the carp(4) protocol with
> vtnet(4) interfaces ( which is used, for example, in bhyve(8) )
> Currently, the standard carp init operation causes an SIOCGVH error:
>
> /sbin/ifconfig vtnet0 vhid 1 advskew 100 pass pass 10.10.10.10/24 alias
> ifconfig: SIOCGVH: Protocol not supported
>
>
>

You probably don't have the carp(4) module loaded.