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Re: Can't find the DNS Servers

From David Wright <deblis@lionunicorn.co.uk>
Newsgroups linux.debian.user
Subject Re: Can't find the DNS Servers
Date 2017-10-04 19:00 +0200
Message-ID <uwVbz-i3-3@gated-at.bofh.it> (permalink)
References (3 earlier) <uw694-66R-15@gated-at.bofh.it> <uwC8V-5tH-1@gated-at.bofh.it> <uwEkp-6JD-1@gated-at.bofh.it> <uwF6N-7fW-1@gated-at.bofh.it> <uwR7X-6fP-3@gated-at.bofh.it>
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On Wed 04 Oct 2017 at 08:38:10 (-0400), Greg Wooledge wrote:
> On Tue, Oct 03, 2017 at 04:47:35PM -0700, Gary Roach wrote:
> > Symptoms: Any package that needs access to the network sends an error
> > message indicating that it doesn't have access to the internet. Ping doesn't
> > work for names but does for ip addresses. All ip addresses both local and
> > global.
> 
> Show, don't tell.
[…]
> > In short, there doesn't seem to be any access to a name server. My believe
> > that my Actiontec router at 192.168.1.1 also acts as a name server.
> 
> In your diagnostic command-and-response session, be sure to include
> the results of your attempts to ping your nameserver by IP address,
> and of performing a DNS lookup using that nameserver.  See examples
> above.
> 
> In the event that one of the commands does not work as expected, it's
> helpful to try alternatives.  E.g. if you can't do name resolutions
> through 192.168.1.1 then try through 8.8.8.8.
> 
> Most plastic routers don't run their own nameserver; instead, they just
> forward your DNS requests to your ISP's nameservers, which may or may
> not be functional on any given day.  So, if 192.168.1.1 fails but
> 8.8.8.8 works, then you know you're going to need to go down the road
> of changing what resolv.conf contains to something usable, a topic upon
> which we've already had a massive discussion within this thread.
> 
> If both 192.168.1.1 and 8.8.8.8 fail, then you may be facing a firewall
> or routing issue.

Last time this came up with this OP, the discussion of whether routers
contain DNS servers ran into the sand unanswered, though the paucity
of lines in their /etc/hosts (localhost plus those allnodes/routers)
seemed to suggest that this one (if it's still the same one) might.

https://lists.debian.org/debian-user/2015/08/msg01349.html

Cheers,
David.

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Thread

Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-09-24 03:10 +0200
  Re: Can't find the DNS Servers Cindy-Sue Causey <butterflybytes@gmail.com> - 2017-09-24 06:40 +0200
    Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-09-25 21:50 +0200
      Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-09-26 09:00 +0200
        Re: Can't find the DNS Servers Richard Hector <richard@walnut.gen.nz> - 2017-09-27 11:20 +0200
          Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-09-27 18:40 +0200
            Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-01 22:40 +0200
              Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-02 04:30 +0200
            Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-02 04:30 +0200
              Re: Can't find the DNS Servers Weaver <weaver@riseup.net> - 2017-10-02 04:40 +0200
              Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-02 09:10 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-10-02 12:30 +0200
                Re: E-mail headers 101 (was: Can't find the DNS Servers) Reco <recoverym4n@gmail.com> - 2017-10-02 12:40 +0200
                Re: E-mail headers 101 (was: Can't find the DNS Servers) Gene Heskett <gheskett@shentel.net> - 2017-10-02 13:00 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-02 23:10 +0200
                Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-03 22:40 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-04 01:00 +0200
                Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-04 01:50 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-04 14:40 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-04 19:00 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 08:20 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-04 14:30 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 14:40 +0200
                Re: Can't find the DNS Servers Michael Stone <mstone@debian.org> - 2017-10-04 15:00 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-04 15:30 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-04 19:00 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-04 19:30 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-04 20:40 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-10-05 00:20 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-05 02:30 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-10-05 04:00 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-06 05:00 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-10-06 07:30 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-06 18:00 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-05 15:00 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-06 03:40 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-10-06 15:10 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-06 18:00 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 20:10 +0200
                Re: Can't find the DNS Servers Michael Stone <mstone@debian.org> - 2017-10-04 20:10 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 20:20 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-04 20:40 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 22:00 +0200
                Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-05 01:00 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-05 08:30 +0200
                Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-04 22:10 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-04 22:50 +0200
                Re: (solved) Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-05 19:10 +0200
                Re: (solved) Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-05 19:10 +0200
                Re: (solved) Can't find the DNS Servers Brian <ad44@cityscape.co.uk> - 2017-10-05 19:40 +0200
                Re: (solved) Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-10-05 20:40 +0200
                Re: (solved) Can't find the DNS Servers Brian <ad44@cityscape.co.uk> - 2017-10-06 16:10 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-02 23:00 +0200
                Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-10-02 23:40 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-10-03 05:10 +0200
  Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 15:00 +0200
    Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-25 15:20 +0200
      Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 15:30 +0200
        Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-25 15:50 +0200
          Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 16:00 +0200
            Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-25 16:30 +0200
              Re: Can't find the DNS Servers Gary Roach <gary719_list1@verizon.net> - 2017-09-30 04:20 +0200
                Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-30 08:50 +0200
                Re: Can't find the DNS Servers Curt <curty@free.fr> - 2017-09-30 14:00 +0200
    Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-25 17:40 +0200
      Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-09-25 18:20 +0200
        Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 18:30 +0200
          Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-09-25 18:40 +0200
        Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-25 23:40 +0200
          Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-09-26 20:00 +0200
            Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 21:10 +0200
      Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-25 19:40 +0200
        Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 20:00 +0200
          Re: Can't find the DNS Servers Reco <recoverym4n@gmail.com> - 2017-09-25 21:00 +0200
            Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 21:30 +0200
          Re: Can't find the DNS Servers Don Armstrong <don@debian.org> - 2017-09-25 21:30 +0200
            Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-25 21:50 +0200
              Re: Can't find the DNS Servers Don Armstrong <don@debian.org> - 2017-09-25 23:20 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-26 15:20 +0200
                Re: Can't find the DNS Servers <tomas@tuxteam.de> - 2017-09-26 15:50 +0200
                Re: Can't find the DNS Servers Darac Marjal <mailinglist@darac.org.uk> - 2017-09-26 16:10 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 17:40 +0200
                Re: Can't find the DNS Servers Pascal Hambourg <pascal@plouf.fr.eu.org> - 2017-09-26 16:30 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 17:30 +0200
                Re: Can't find the DNS Servers Michael Stone <mstone@debian.org> - 2017-09-26 17:40 +0200
                Re: Can't find the DNS Servers <tomas@tuxteam.de> - 2017-09-26 17:40 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 18:00 +0200
                Finding the appropriate manpage [Re: Can't find the DNS Servers] Don Armstrong <don@debian.org> - 2017-09-26 23:20 +0200
                Re: Finding the appropriate manpage [Re: Can't find the DNS Servers] Lck Ras <likcoras@riseup.net> - 2017-09-27 16:20 +0200
                Re: Finding the appropriate manpage [Re: Can't find the DNS Servers] Curt <curty@free.fr> - 2017-09-27 17:20 +0200
          Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 00:50 +0200
            Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-09-26 20:50 +0200
              Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-26 21:10 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 21:40 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-26 21:50 +0200
                Re: Can't find the DNS Servers Michael Stone <mstone@debian.org> - 2017-09-26 22:10 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-27 05:30 +0200
                Re: Can't find the DNS Servers David Wright <deblis@lionunicorn.co.uk> - 2017-09-27 00:50 +0200
              Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-26 21:30 +0200
                Re: Can't find the DNS Servers Greg Wooledge <wooledg@eeg.ccf.org> - 2017-09-26 21:50 +0200
                Re: Can't find the DNS Servers Gene Heskett <gheskett@shentel.net> - 2017-09-27 05:40 +0200
    Re: Can't find the DNS Servers Celejar <celejar@gmail.com> - 2017-09-26 05:20 +0200

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