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Date: Sat, 4 Jun 2016 23:33:20 -0700 (PDT)
From: Don Lewis <truckman@FreeBSD.org>
Subject: Re: VirtualBox network connectivity broken on recent -CURRENT
To: otacilio.neto@bsd.com.br
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On  5 Jun, Otacílio wrote:
> Em 04/06/2016 23:04, Randy Westlund escreveu:
>> On Fri, Jun 03, 2016 at 05:11:24PM -0700, Don Lewis wrote:
>>> It looks like something changed in -CURRENT to break network
>>> connectivity to VirtualBox guests.  This was last known to work with
>>> r299139 (May 6th) and is definitely broken with r301229.
>> I've been having VirtualBox networking problems as well.  I can't get my
>> VMs on the network recently, but I don't recall when it last worked.
>> Everything looks right from the guest (the arp cache shows the
>> VirtualBox NAT router), but tcpdump on the host shows no traffic.  I
>> haven't had time to investigate further :/
> 
> I'm running rev 301210 guest and here looks working.

It doesn't appear to be a guest problem.  Both recent FreeBSD
11.0-CURRENT and Debian on broken if the host is FreeBSD 11.0 HEAD >=
r300184.  The same FreeBSD guest works if the host is FreeBSD
10.3-STABLE r301231.