On 29-04-2021 22:11, Hendrik Boom wrote: > On Mon, Apr 26, 2021 at 12:53:53PM -0700, Rick Moen wrote: >> Quoting Hendrik Boom (hend...@topoi.pooq.com): >> >>> Looks as if the connection manager is taking over dns. >>> >>> Who knew? And whom does it talk to? Does it contain its own recursive >>> DNS resolver? Or does it just pick up on the DHCP signals it gets from >>> elsewhere and take over? >> connman (which I don't use, and have only read about) does _not_ appear >> to include a recursive nameserver. >> https://launchpad.net/connman >> >> The data you've posted so far that I've read in this thread (but I >> haven't caught up with the full thread, yet) seem bizarre, in suggesting >> that connman itself is hogging port 53 on localhost -- which would >> definitely mean either it's handling any recursive requests or nothing >> is. >> >> I'd have been extremely surprised if any connection management utility >> had an integral recursive nameserver. The latter are complicated >> projects, which is why there have been relatively few successful ones. > It would surprise me, too. > > My guess is that it gets the DHCP information and does nothing but > relay DNS requests to the DHCP-indicated nameserver. > > The problem I'm having is that sometimes the network anager seems to fail > in some unclear fashion, and when it does so, even if it manages to > re-establish connexions to the rest of the world, even through the same > server, it doesn't always seem to be able to do name resolution afterward. > So DNS requests fail. > > It might re-establish taht connection through a different hardware > device on the laptop, by the way, such as switching between wired > and wifi. Although all these connections lead to the same server > with the same IP number. > > To keep tings running, I hand-edit /etc/resolv.conf to point to an > easily remembered nameserver, such as 8.8.8.8. > > Of course that's clobbered next time I boot then machine. > > So I'm wondering -- can I stop the connectino manager from being > obnoxious, or if I replace it, what to I replace it with? > > -- hendrik > > P.S. I seem to emember having a diffrent program setting up > connections long ago on another machine. Might it have been > called network manager? What such tools are available? > > If it weren't a single-user-at-a-time personal computer, > having network setup be a user instead of system responsibility > would be stupid. As it is, when I boot up in a strange place > I might like some control as to what to connect to, so this > stupid policy works out OK. > > -- hendrik > _______________________________________________ > Dng mailing list > Dng@lists.dyne.org > https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
I do have one stubborn laptop which has a similar behavior and to keep it going i have entered the dns in /etc/resolv.conf and made the file readonly. So far this works fine. Grtz. Nick _______________________________________________ Dng mailing list Dng@lists.dyne.org https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
