Re: [VBox-users] vlan trunking and promiscuous mode

[Marco M. <mm...@do...>]

Am 26.01.2026 um 19:03:35 Uhr schrieb Gregory Nowak:

> On Mon, Jan 26, 2026 at 07:38:27AM +0100, Marco Moock wrote:
> > I do have promiscuous mode enabled for all, but the issue is that
> > the bridge doesn't behave like a real bridge, it doesn't learn the
> > multiple MAC addresses from the VM, like a real bridge/switch.  
> 
> How are you attaching the guest network interface? Are you bridging it
> to the host's physical ethernet adapter, or to a tap device? If you're
> bridging to the physical interface, create a bridge on the host with
> the physical network interface and a tap device, and bridge the guest
> interface to the tap device. That might make a difference.

I have the physical trunk interface and that is selected in the
virtualbox settings.

That works for Linux guests, as I tried with Fedora. The NIC was not in
promiscuous mode, so I assume an issue with FreeBSD in that case.

Thanks for your suggestions.

-- 
Gruß
Marco

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