nat64lsn first hop in traceroute has a source ip of the final host

[Marco van Tol]

Op 6 nov. 2019, om 16:49 heeft Marco van Tol <marco at tols.org> het volgende geschreven:
> Op 6 nov. 2019, om 16:45 heeft Andrey V. Elsukov <bu7cher at yandex.ru> het volgende geschreven:
>> On 25.10.2019 17:57, Marco van Tol wrote:
>>> This all works great in that the guests have no IPv4 any more, and in
>>> their point of view the entire world has migrated to IPv6-only.
>>> 
>>> Is there a way to change this behaviour so that traceroutes to
>>> synthesized addresses also report to be coming from the router IP on
>>> the first hop?
>>> 
>>> Thank you very much in advance!
>> 
>> Hi,
>> 
>> I think I know where is the problem, I'll try to make the patch at the
>> weekend.
> 
> Cool!  Thank you very much, this is much appreciated!
> 
> I can add that today I upgraded the box from FreeBSD 11.3 to FreeBSD 12.1.
> The final result was the same after that.
> 
> The box is currently on binary updates, but if you have a custom ipfw_nat64
> module I can load I'll happily test it!

Hi Andrey,

Did you find the time to look further into this?
If not I understand, no problem.

Let me know if there's anything I can do to help.

-- 
Marco van Tol