[nsd-users] sporadic: errors on zonetransfers
daisuke.higashi at gmail.com
Wed Jun 10 15:14:35 UTC 2015
A option “AXFR” in request-xfr disables IXFR and will suppress NOTIMPL
error messages e.g.
request-xfr: AXFR 220.127.116.11 mykey
2015-06-10 23:47 GMT+09:00 Anand Buddhdev <anandb at ripe.net>:
> On 10/06/15 15:17, A. Schulze wrote:
> Hi Andreas,
>> @slave1 (18.104.22.168)
>> 2015-04-29 09:26:15.323078500 [2015-04-29 09:26:15.322] nsd:
>> info: notify for example.org. from 22.214.171.124 serial 1430292374
>> --->>> BANG !!!
>> 2015-04-29 09:26:15.325632500 [2015-04-29 09:26:15.325] nsd:
>> error: xfrd: zone example.org. received error code NOT IMPL from
> NSD as a slave tries IXFR against the master first, and then falls back
> to AXFR. NSD as a master only provides AXFR. It cannot provide IXFR,
> because it doesn't keep a journal of changes. So when the slave asks the
> master for IXFR, the master replies with "NOTIMPL", and then slave then
> falls back to AXFR.
> There's no problem, and nothing to worry about :)
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