[mythtv] Q about networking after recent networking improvements in master

[Gary Buhrmaster]

On Mon, Apr 17, 2017 at 12:21 AM, Stephen Worthington
<stephen_agent at jsw.gen.nz> wrote:
...
> If your ISP is not assigning any GUAs to you, then you can not use
> IPv6 to connect to the outside world.  Which means that enabling IPv6
> ULAs may well cause problems as your devices will prefer to connect
> via the IPv6 addresses and will take a long time to try using an IPv4
> address when that fails.

Only if your clients are not compliant with RFC 6555 ("Happy eyeballs").
That there are borked applications is without doubt, but that means
the application should be terminated, not your IPv6 addresses.