On Mon, 28 Aug 2023 08:44:25 -0500
o1bigtenor via Dng <dng@???> wrote:

> On Sun, Aug 27, 2023 at 5:20 PM tito via Dng <dng@???> wrote:
> >
> > On Sun, 27 Aug 2023 16:00:46 -0500
> > o1bigtenor via Dng <dng@???> wrote:
> >
> > > On Sun, Aug 27, 2023 at 1:07 PM Hendrik Boom <hendrik@???> wrote:
> > > >
> > > > On Sat, Aug 26, 2023 at 04:24:25PM -0500, o1bigtenor via Dng wrote:
> > > > > On Sat, Aug 26, 2023 at 3:36 PM Steve Litt <slitt@???> wrote:
> > > > > >
> > > > > > o1bigtenor via Dng said on Sat, 26 Aug 2023 08:36:26 -0500
> > > > > >
> > > > > > >Greetings
> > > > > > >
> > > > > > >I am now quite desperate!!
> > > > > > >Have had about 3 (maybe its 4 already) times in the last 6 weeks where
> > > > > > >I have DNS issues.
> > > > > > >Have a terrible ISP on fixed wireless that is very clear that they
> > > > > > >have NO assistance for *nix users - - - - and mz googly is always
> > > > > > >their friend.
> > > > > >
> > > > > > What's mz googly?
> > > > >
> > > > > A euphemism for google.
> > > > > >
> > > > > > >(Running devuan daedalus on my main system (haven't yet moved to
> > > > > > >excalibur but that's going to happen RSN.)
> > > > > > >Issue this time:
> > > > > > >
> > > > > > >after wakeup go to computer - - - not able to access the web
> > > > > > >check router - - - WAN is accessible
> > > > > > >ping 8.8.8.8 destination unreachable
> > > > > >
> > > > > > if ping 8.8.8.8 fails, that particular symptom has nothing to do with
> > > > > > DNS.
> > > > > >
> > > > > > >ping router - - (WTF) destination unreachable
> > > > > >
> > > > > > OK, if you can't get to the router you can't get to 8.8.8.8, so that's
> > > > > > consistant.
> > > > > >
> > > > > > >power cycle the router
> > > > > >
> > > > > >
> > > > > >
> > > > > > >can now ping 8.8.8.8 but not mz googly.ca
> > > > > >
> > > > > > Serious business, if you want help, you need to define your terms. I
> > > > > > pinged googly.ca and got back:
> > > > > >
> > > > > > [slitt@mydesk ~]$ ping googly.ca
> > > > > > ping: googly.ca: No address associated with hostname
> > > > > > [slitt@mydesk ~]$
> > > > > >
> > > > > > I have no idea what mz googly is, and I shouldn't have to rtfm the
> > > > > > phrase just to help you. I doubt I'm the only one.
> > > > > >
> > > > > > I did, however, take the time to ping and browse and traceroute to
> > > > > > googly.com, and found out it's my local nginx server on 127.0.0.1.
> > > > > >
> > > > > > >have wireless access to the web (this is the weird part imo)
> > > > > > >I call tech support - - - they tell me to just clear the DNS cache on
> > > > > > >my puter sadly - - - this is something I do not know how to do (!!!)
> > > > > > >looking on the web - - - I can't find anything for sysV init systems
> > > > > > > (can for systemd but that's it!! - - - argh!)
> > > > > > >
> > > > > > >Is there someone out there that can help me with either the command(s)
> > > > > > >or the process so I don't have to reboot my system to clear my DNS
> > > > > > >issues - - - please?
> > > > > > >
> > > > > > >TIA
> > > > > >
> > > > > The following is an excellent answer to a question I didn't ask.
> > > > >
> > > > > > There's no substitute for a local DNS resolver. What you can do is to
> > > > > > install the Unbound recursive resolver daemon on your computer, then
> > > > > > edit /etc/resolv.conf to always point to that daemon's IP address (I
> > > > > > use 192.168.0.102, which is an alias for my desktop's main IP of
> > > > > > 192.168.0.2). Immediately after, chattr +i /etc/resolv.conf to prevent
> > > > > > "helpful" DNS programs like networkmanager, etc, from "helpfully"
> > > > > > changing that file. I do it like this:
> > > > > >
> > > > > > chattr -i /etc/resolv.conf;vim /etc/resolv.conf;chattr +i
> > > > > > /etc/resolv.conf
> > > > > >
> > > > > > By the way, it might be a good idea to list one or two public name
> > > > > > servers after the one pointing to Unbound's address. For one using
> > > > > > Linux, I see no reason in the 21st century to depend on the DNS server
> > > > > > provided by your ISP.
> > > > > >
> > > > > > The following document is an introduction to Unbound:
> > > > > >
> > > > > > http://troubleshooters.com/linux/unbound_nsd/unbound.htm
> > > > > >
> > > > > > After reading that document, you'll be able to RTFM your way to
> > > > > > success, and from the perspective of DNS, your ISP will forever be out
> > > > > > of the loop.
> > > > > >
> > > > >
> > > > > A good answer but an answer to the question - - - - how do I install a
> > > > > dns server
> > > > > on my system.
> > > > >
> > > > > My question was and still is - - if I'm getting dns resolution on my router
> > > > > how and/or what do I change so that I can now access the internet from
> > > > > my computer.
> > > > >
> > > > > What I've been able to find " $ service connman restart " dunno if that
> > > > > will fix things.
> > > >
> > > > I do not like connman.
> > > >
> > > > connman maintains its own DNS cache.
> > > > I have found no method to delete its cache.
> > > > I ran into troule with this while attempting to update my Devian system.
> > > > t seems the round-robin choice of Devuan package repositiry mirrors happened to choose a dud mirror.
> > > > So the update failed.
> > > > I think -- no problem. I just need to try the upgrade again and I'll likely get a new random mirror.
> > > > But connman's cache just gave me the same IP number again. It figure it already knew it.
> > > >
> > > > The only remedy was to edut /etc/resolv.conf to refer explicitly to some DNS resolver other than 127.0.0.1, such as 1.1.1.1 oe 8.8.8.8 ...
> > > >
> > > > When I do this upgrading works again, connman's DNS is bypassed, and (puzzling) my system's printer discovery stops working.
> > > >
> > > > I do not like connman.
> > > >
> > > OK - - - I found, previously, that network-manager - - - imo anyway,
> > > wasn't wonderful, before that
> > > it was wicd - - - now I'm seeing that connman is also a royal pita - -
> > > - - what's left - - - - I can
> > > only find IWCtl - - - - is there a good alternative?
> > >
> > > Suggestions - - - - ?
> >
> > /etc/network/interfaces ?
> >
> # This file describes the network interfaces available on your system
> # and how to activate them. For more information, see interfaces(5).
>
> source /etc/network/interfaces.d/*
>
> # The loopback network interface
> auto lo
> iface lo inet loopback
>
> # The primary network interface
> allow-hotplug eth0
> iface eth0 inet dhcp

hi,
just out of curiosity eth0 is your connection to the router?
or are you connected with wifi to the router (not shown
in interfaces file)?

Ciao,
Tito

> further weirdness this morning. Ping tests have displayed a large variability
> (20 to just over 100 ms) when normal is in the low 20 ms range.
> Then trying to test the connection testmy net just stalls on the upload test
> - - - won't download (I think its a MB of random info) - - - where speedtest
> works sorta OK - - - - that's on firefox-esr. Then using Brave (browser) or
> Vivaldi everything seems to test OK (if a touch light on the download speed).
>
> ISP tells me that there are no issues on their end. (Not sure I believe them
> as they've been wonderful in the male bovine excrement department.
>
> Don't know what to do or even what to ask about anymore - - - this is just
> general weirdness!!!
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