[Freeipa-users] IPA's own ptr record - unresolvable ?

lejeczek peljasz at yahoo.co.uk
Fri Jun 3 08:33:54 UTC 2016



On 03/06/16 08:06, Petr Spacek wrote:
> On 2.6.2016 18:30, lejeczek wrote:
>> hi users,
>>
>> I do (all on IPA server)
>>
>> $ host 10.5.6.100
>> Host 100.6.5.10.in-addr.arpa. not found: 3(NXDOMAIN)
>>
>> I do:
>>
>> $ host 10.5.6.17
>> 17.6.5.10.in-addr.arpa domain name pointer ......
>>
>> I do:
>>
>> $ ipa dnsrecord-find 5.10.in-addr.arpa
>>    Record name: @
>>    NS record: rider.private.dom., swir.private.dom.,
>>               work5.private.dom.
>>
>>    Record name: 19.10
>>    PTR record: work1.private.dom.
>>
>>    Record name: 23.10
>>    PTR record: work5.private.dom.
>>
>>    Record name: 100.6
>>    PTR record: rider.private.dom.
>>
>>    Record name: 17.6
>>    PTR record: dzien.private.dom.
>>
>>    Record name: 32.6
>>    PTR record: swir.private.dom.
>> ----------------------------
>> Number of entries returned 6
>>
>>
>> dig also find these records.
>>
>> this is probably why replica fails with:
>>
>> ipa.ipapython.install.cli.install_tool(Replica): ERROR    Unable to resolve
>> the IP address 10.5.6.100 to a host name, check /etc/hosts and DNS name
>> resolution
>>
>> must be something trivial?
> Likely :-) It could have multiple reasons.
> E.g. DNS delegation from parent domain could be broken which could cause this etc.
>
> Please try commands
> $ dig -x <IP address> PTR
>
> and
>
> $ dig -x <IP address> SOA
>
> and post their output, preferably without redacting it because the attempt to
> hind real names often hide the root cause. I will have a look.
I see, later after first server installation IPA (itself) 
created: 6.5.10.in-addr.arpa. and that was where PTR record 
was missing.
Is this one of test cases where it brakes? If one uses 
5.10.in-addr.arpa class for reverse zone? Is this against 
any standard?
many thanks Petr





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