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Re: DNS on minimal new installation

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Greg Wooledge <greg@wooledge.org> wrote:
> On Thu, Oct 24, 2024 at 20:16:30 +0100, Chris Green wrote:
> > It works fine though.  The /etc/resolv.conf is:-
> > 
> >     domain zbmc.eu
> >     search zbmc.eu
> >     nameserver 192.168.1.1
> > 
> > which simply means all DNS gets passed to my LAN's DNS server. Is that
> > what one gets on a minimal installation, no explicit DNS server or
> > resolv management?  I'm very happy with this, it's very simple and the
> > backup system isn't going to make a lot of DNS queries such that it
> > needs a DNS cache.  Have I understood this OK?
> 
> In a typical installation, on a typical network, you will get your DNS
> configuration via DHCP, from whatever is acting as your network's DHCP
> server.  In your case, I'm guessing it's a router.
> 
> Check the /etc/network/interfaces file and see if you have your interface
> configured for dhcp.  I'm guessing you do.
> 
> With DNS configuration being provided by DHCP, any changes you make to
> the /etc/resolv.conf file will be overwritten every time the DHCP client
> daemon renews its DHCP lease.  This will usually happen once or twice
> per day.
> 
> If you'd like to set up a local caching DNS nameserver, then you'll need
> to work out a way to change your resolv.conf file without your changes
> being overwritten.  There are many different approaches to this.
> 
> See <https://wiki.debian.org/resolv.conf> to see some ways of doing it.

Ah, thank you, that link to the wiki tells me what I need to know.

-- 
Chris Green
·

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Thread

DNS on minimal new installation Chris Green <cl@isbd.net> - 2024-10-24 21:20 +0200
  Re: DNS on minimal new installation Greg Wooledge <greg@wooledge.org> - 2024-10-24 21:40 +0200
    Re: DNS on minimal new installation Chris Green <cl@isbd.net> - 2024-10-24 23:00 +0200
  Re: DNS on minimal new installation Joe <joe@jretrading.com> - 2024-10-24 22:30 +0200
    Re: DNS on minimal new installation Greg Wooledge <greg@wooledge.org> - 2024-10-24 22:40 +0200
      Re: DNS on minimal new installation <tomas@tuxteam.de> - 2024-10-25 07:20 +0200
        Re: DNS on minimal new installation Chris Green <cl@isbd.net> - 2024-10-25 09:30 +0200
          Re: DNS on minimal new installation Joe <joe@jretrading.com> - 2024-10-25 10:40 +0200
            Re: DNS on minimal new installation <tomas@tuxteam.de> - 2024-10-25 11:40 +0200
      Re: DNS on minimal new installation Chris Green <cl@isbd.net> - 2024-10-25 09:20 +0200
      Re: DNS on minimal new installation Joe <joe@jretrading.com> - 2024-10-25 10:40 +0200
        Re: DNS on minimal new installation Greg Wooledge <greg@wooledge.org> - 2024-10-25 13:40 +0200
          Re: DNS on minimal new installation eben@gmx.us - 2024-10-25 17:50 +0200

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