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Re: Can't find the DNS Servers




	Hi.

On Mon, Sep 25, 2017 at 12:49:22PM -0700, Gary Roach wrote:
> On 09/23/2017 09:31 PM, Cindy-Sue Causey wrote:
> > On 9/23/17, Gary Roach <gary719_list1@xxxxxxxxxxx> wrote:
> > > Hi all.
> > > I have been trying for several day to get firefox to work on a newly
> > > installed Debian Stretch system. It Seems that Firefox can't find a DNS
> > > server. I am having the same problem with apt-get update. None of my
> > > mirrors can be reached. Ping works just fine. I can't even reach the
> > > other computers on my home network if I use their names. IP addresses
> > > work OK. I have installed resolvconf and followed several installation
> > > instructions to no avail. The name servers for my router
> > > (192.168.1.1)and both google servers at 8.8.8.8 and 8.8.4.4. are listed
> > > in the correct file (can't remember which one). This system worked fine
> > > when first installed. I installed qemu-kvm on the system and I think in
> > > broke things.I've run out of ideas.
> > > 
> > > Please help
> > 
> An addition is necessary here. The problem started when I installed the
> qemu-kvm virtual machine. Now the Kubuntu system - the guest - network
> access works fine. But the host machine can't find the DNS servers. This
> makes no sense.

And it never make any sense unless you troubleshoot it.

Please post these things from the problematic PC:

ip a l

ip ro l

cat /etc/resolv.conf

"tcpdump -nvi any udp port 53 or tcp port 53" run while doing
"getent hosts www.google.com"

Reco