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Date: Thu, 5 Nov 2015 00:45:03 +0600
From: Victor Sudakov <vas@mpeks.tomsk.su>
To: freebsd-net@freebsd.org
Subject: Re: tap(4) and host-only networking between host and guest
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Victor Sudakov wrote:
> Julian Elischer wrote:
> > >
> > > I am experimenting with bhyve which uses tap(4) for network access.
> > >
> > > I don't want to bridge tap0 with any of the hosts's real NICs. How can
> > > I create a private network just between the host and the guest?
> > you are thinking too hard!
> > 
> > tap IS the interface..
> > 
> > ifconfig tap0 $address...
> > and in the VM, ifconfig vtnet0 ${some_other_address}
> 
> Thank you, Julian! It works. I felt I was missing something obvious. 

For some reason, after a guest is shutdown or rebooted, the IP address
on the host's tap0 interface is deleted.

It's kind of inconvenient. 

-- 
Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
sip:sudakov@sibptus.tomsk.ru