On 2014-08-25 05:32, Nikolay Denev wrote:
> On Mon, Aug 25, 2014 at 11:01 AM, Nikolay Denev <nde...@gmail.com> wrote:
>> I've started playing around with Bhyve and I've noticed that I can't
>> talk from the host to the virt and vice versa.
>> At the same time the virt can talk to the bridged subnet.
>>
>> My setup is pretty simple, FreeBSD 10-STABLE (about two week old
>> build), with two bce(4) interfaces in lagg0 interface.
>> Then I have bridge0 and the virt's tap0 interface joined in the bridge
>> with lagg0.
>> IP address is on lagg0.
>>
>> When I try to ping the virt from the host, tcpdump on vtnet0 shows
>> incoming icmp echo requests,
>> but no response. tcpdump shows bad checksums, netstat -s shows "bad
>> header checksums" incrementing.
>> Packes from the virt to the host seem ok, as I can try to ping from
>> the virt, and I see the icmp echo req, and the reply coming back, but
>> the reply is broken in this case so ping does not succeed.
>>
>>
>> --Nikolay
> 
> So removing bridge/lagg out of the equation and configuring IP on tap0
> on the host and
> another IP from the same subnet ot vtnet0 on the virt it works.
> 
> --Nikolay
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You might try just disabling hardware checksum offload (ifconfig bce0
-hwcsum) (on both adapters) and see if that solves the problem too

-- 
Allan Jude

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