https://manpages.debian.org/stretch/connman/connman.8.en.html

Look at the -r option. Maybe that lets you disable the built-in DNS proxy. Was that previously set somewhere?

> On 11 Jul 2019, at 01:31, Hendrik Boom <hendrik@???> wrote:
>
> This morning DNS wasn't working on my laptop, though it worked perfectly
> well on the server it wifi-ed to.
> After some pinging and checking connections, I found this on my
> laptop.
>
> The file /etc/resolv.conf:
>
> # Generated by Connection Manager
> nameserver ::1
> nameserver 127.0.0.1
>
> Now why would the connection manager (conman) suddenly be setting my
> nameserver to localhost? A few days ago everything worked.
>
> Editing that file and replacing 127.0.0.1 by 8.8.8.8 and everything
> worked again. Until the next time the commection manager needs to
> connect, presumably.
>
> -- hendrik
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