Modified a zone, so when it becomes available?

Cathy Almond cathya at
Tue Sep 15 10:50:41 UTC 2009

Marcos Lorenzo de Santiago wrote:
> El mar, 15-09-2009 a las 07:04 -0300, Leonardo Rodrigues escribió:
>> Marcos Lorenzo de Santiago escreveu:
>>> When I modify a RR or add a new one on an existing zone, I have to
>>> restart master server to make the change available. Is there any other
>>> way to reload the zone without stopping bind?
>>> I've tried with:
>>> 	- rdnc reload [zone]
>>> 	- rndc reconfig [zone]
>>> 	- rndc refresh [zone]
>>> Am I missing anything?
>>     'rndc reload' is enough to make the zones being re-read and 
>> new/updated records available.
>>     Problably you're missing:
>> 1) to increment the zone serial ... if you dont do that, bind wont know 
>> you updated the zone. That's important, ALWAYS update the serial when 
>> changing/adding records;
> I always update the serial, I know little but I know this ;)
>> 2) your DNS server itself is using another DNS server which is caching 
>> the records, so cache needs to expire so new/updated records can be 
>> seen. You can have your DNS server using itself ( as DNS 
>> server, that should solve if this is the problem;
> This master server is its own server, so that's not the case...
> After making changes to zone, updated serial, and rndc reload, I dig my
> zone and get always the old serial. The serial and the changes only
> appear when I '/etc/init.d/bind restart' it.
> I use bind 9.5.1 on debian 5.0.3.
> Any clue?
> Thanks in advance.
Are your zone file modification timestamps being updated when you make



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