dynamic update to SOA records

cloud cache info at cloudcache.net
Tue May 1 10:20:45 UTC 2012

 But, how will I know the current serial number of the zone, if the zone 
 has been changing frequently?
 Thank you.

 On Tue, 01 May 2012 09:42:40 +0100, Phil Mayers 
 <p.mayers at imperial.ac.uk> wrote:
> On 04/27/2012 02:37 AM, cloud cache wrote:
>> Hello,
>> How to use nsupdate to dynamic update the SOA records?
>> For example, I want to update the zone's contact email and main NS
> As others have pointed out, you just need to use "nsupdate" and send
> a valid SOA.
> NOTE: "valid" means "must have a serial number > current". Bind won't
> do this for you - you need to choose an appropriate, higher, SOA
> serial in the new record you send. Adding 1 is fine.
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