update static leases

[Christof Chen]

> > with interim ddns updates, so long as the TXT record contents match,
> > it should work.
>
> Ok, so to be clear,
>
> With update static leases setting, I am still able to change records,
> but the server will not delete them ?

The server will record the static lease in DNS, the server will update, but it 
will not delete it.
If you ever reuse the name with another client it will simply fail to update 
the record (because the TXT does not match anymore).

Christof Chen