several master ip's for a slave zone

Phil Mayers p.mayers at
Sat Nov 5 09:37:06 UTC 2011

On 11/05/2011 08:21 AM, kalpesh varyani wrote:
> How does this feature address the risk that data provided by one master
> might get overwritten by another?

The zone serial number is checked, and a transfer is only done if the 
serial is higher than the local one. It is assumed the zone admin won't 
be silly enough to then create a zone with a higher serial, but wrong data.

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