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Re: Can't find the DNS Servers




On 2017-10-02 12:26, Gary Roach wrote:
> On 09/27/2017 09:31 AM, Reco wrote:
>> On Wed, Sep 27, 2017 at 10:16:20PM +1300, Richard Hector wrote:
>>> On 26/09/17 19:50, Reco wrote:
>>>> Please post these things from the problematic PC:
>>>>
>>>> ip a l
>>>>
>>>> ip ro l
>>>
>>> Can I make a request? When giving example commands, can you give them in
>>> full, rather than abbreviated?
>>
>> Sure,
>>
>> ip address list
>>
>> ip route list
>>
>>
>>> I believe 'a' and 'ro' are 'address' and 'route' respectively,
>>
>> Yep.
>>
>>> but 'l'
>>> is a bit harder to find - not in the result of "ip address help",
>>> anyway. 'list' perhaps? Which I think is the default anyway?
>>
>> It's 'list' indeed. 'ip a l' is a personal habit.
>>
>>
>>> I believe anyone who knows the short versions will know the long ones,
>>> and those who don't won't have to go digging up the manpages to
>>> understand what's going on :-)
>>
>> I've requested these commands as I suspect that current IPv4 routing of
>> that host prevents it to talk to configured DNSes.
>>
>> Of course, it might as well be:
>>
>> 1) Misconfigured 'nat' netfilter table (libvirt can do some strange
>> things in this regard for instance).
>>
>> 2) Misconfigured 'filter' netfilter table (iptables are teh hard
>> sometimes).
>>
>> 3) Misconfigured 'mangle' netfilter table (forced UDP checksumming for
>> no good reason).
>>
>> 4) Misconfigured IPv6.
>>
>> 5) All those martian green men that wish evil to us all.
>>
>> But in cases like this I like to search for simple explanation first,
>> and proceed to complex ones after.
>>
>>
>> PS I agree that iproute's manpages have a great improvement potential.
>> Speaking lightly ☺.
>>
>> Reco
>>
>>
> This is the second time I've tried to send this. The first one just
> disappeared to the bit bucket I assume. So lets try again.
> Sorry about the delay in replying to your request. Attached is the
> information you requested. I could not find nameservers 8.8.8.8 and
> 8.8.4.4 listed anywhere. This is probably the root of my problem. I
> tried every thing I could think of but couldn't get them to stick in
> resolv.conf.

I received it the first time, for reference.

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