IPv6 Problem with Bhyve

[Andrey V. Elsukov]

On 11.09.2020 17:23, Bjoern A. Zeeb wrote:
> On 11 Sep 2020, at 13:36, Andrey V. Elsukov wrote:
> 
>> On 01.09.2020 17:20, Hiroshi Nishida wrote:
>>> Interestingly, I have exactly the same problem also with CentOS 8 +
>>> KVM/QEMU.
>>>
>>> I would appreciate it if anybody could tell me how to fix this.
>>> Thank you.
>>
>> Hi,
>>
>> I think you just need to allow IPv6 on you bridge0 interface, try this:
>>
>>     ifconfig bridge0 inet6 -ifdisabled
> 
> Do you?  I think mine is running with IFDISABLED.
> 
> I believe we still bridge the packets, bridge<n> itself however will not
> get IPv6 config (which is rarely needed).  Or do we not?  I may be running
> on local patches as well..

I'm not 100% sure, but I have some memories that after some time of
debugging of some problem with IPv6 I was realized that IFDISABLED was
turned on and it silently drops the inbound IPv6 traffic at IP layer.
So, you can see it in the tcpdump, but it doesn't reach applications.

-- 
WBR, Andrey V. Elsukov

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