On 4 Jun, Alan Somers wrote: > On Fri, Jun 3, 2016 at 6:43 PM, Don Lewis <truckman_at_freebsd.org> wrote: >> On 3 Jun, 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. The VirtualBox >>> port revisions are: >>> virtualbox-ose-4.3.38_1 >>> virtualbox-ose-kmod-4.3.38 >>> It looks like there was one change to the VirtualBox on May 9th, but it >>> looks unlikely to be the cause of the problem. >>> >>> The network settings are: >>> Attached to: Bridged Adapter >>> Name: re0 >>> Adapter Type: Paravirtualized Network (virtio-net) >>> Promiscuous Mode: Deny >>> MAC Address: [snip] >>> Ifconfig says that the interface is up, but I am unable to ping either >>> the host or anything else on the LAN from the guest. It looks like the >>> problem is with outbound traffic. If I attempt to ping the guest, the >>> source IP address and MAC address show up in the guest's arp table, but >>> ping reports: >>> ping: sendto: Host is down >>> That makes me think that the arp responses from the guest are not >>> getting transmitted. None of the machines involved are running >>> firewalls. If I ping from the guest, I don't see any arp requests on >>> the wire and the arp command shows the table entry as incomplete. >>> >>> The problem shows up with both FreeBSD -CURRENT and Debian guests. >> >> I see the same behaviour if I set: >> Attached to: NAT >> or >> Adapter Type: 82540EM >> > > Might be related to this routing bug: > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=207831 Doesn't look like it. The questionable commit there seems to be r293159. I didn't see breakage until after r299139.Received on Sat Jun 04 2016 - 22:50:31 UTC
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