Proxying UDP: Preserve proxy port during DTLS handshake

[Vladimir Homutov]

On Wed, Apr 12, 2017 at 03:53:43PM -0400, SebK wrote:
> Hello everyone,

Hi Sebastian,

[...]
>
> So my conclusive question is: Does nginx provide a way to preserve its
> chosen dynamic port when forwarding udp packets?
>

No, currently it is not supported.
See also http://mailman.nginx.org/pipermail/nginx/2016-September/051688.html

We have some experimental patches for DTLS support that overcome this
issue, and if you are interested in testing, please write me a email
(vl at nginx.com)