[squid-users] DNS Server Failure

[Antony Stone]

On Monday 04 September 2017 at 18:49:08, erdosain9 wrote:

> Hi.
> There is a way to know what can be happend with this failure?
> Thanks to all.

Given that the DNS servers are on private IPs, I assume they're internal to 
your network, so what does the logging on the DNS servers themselves say?

> Internal DNS Statistics:
> 
> The Queue:
>                        DELAY SINCE
>   ID   SIZE SENDS FIRST SEND LAST SEND M FQDN
> ------ ---- ----- ---------- --------- - ----
> 
> DNS jumbo-grams: not working
> 
> Nameservers:
> IP ADDRESS                                     # QUERIES # REPLIES Type
> ---------------------------------------------- --------- --------- --------
> 192.168.1.107                                     27862     27862 recurse
> 192.168.1.222                                       425       411 recurse
> 
> Rcode Matrix:
> RCODE ATTEMPT1 ATTEMPT2 ATTEMPT3 PROBLEM
>     0   590210      205       41 : Success
>     1        0        0        0 : Packet Format Error
>     2     7165     6950     6909 : DNS Server Failure
>     3    21827       10        0 : Non-Existent Domain
>     4        0        0        0 : Not Implemented
>     5        0        0        0 : Query Refused
>     6        0        0        0 : Name Exists when it should not
>     7        0        0        0 : RR Set Exists when it should not
>     8        0        0        0 : RR Set that should exist does not
>     9        0        0        0 : Server Not Authoritative for zone
>    10        0        0        0 : Name not contained in zone
>    16        0        0        0 : Bad OPT Version or TSIG Signature
> Failure

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"German," she replies.
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