IXFR - concept by serialnumbers of SOA-RR?

[kevind at sea.checkpoint.com]

At 12:29 AM 5/10/2001, Oliver Grether wrote:

>After studying the manuals and RFCs I have a question to the way,
>IXFR-transfers
>are requested. If I have read all the information correct, then IXFR is
>also based
>on the serialnumbers in the SOA-RRs. These serialnumbers have 10
>numbers, by default
>used as yyyymmdd##. By this there are a maximum of 100 changes per day.

Nothing says that your serial number has to conform to this format.
This is just a convention people hand editing the zone file have taken on.
I have seen a zone take 4 million changes in a 24 hour period.

-Kevin
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