How to deny update of statically assgined a/ptr records?

[Mark Andrews]

In message <CANV1Ld-W0A0gf33MKYHO0SSQXfXWW7tza+2NFhFhkunnAVdXrA at mail.gmail.com>
, Oleg Gvozdev writes:
> Hello.
> 
> I have dynamic zone. And A record in it:
> 
> Example(pseudo-code):
> 
> 
> *zone myzone.*
> *  a 10.0.0.1 domain xxx*
> 
> Then I made DHCP update for host "host.myzone." and it receives address
> from dynamic range (10.0.0.10-10.0.0.100), for example: 10.0.0.10.
> 
> 
> So host.myzone. has 2 A records: 10.0.0.1 and 10.0.0.10.
> 
> How I can configure BIND to deny updating records (for example A/PTR) for
> hosts, that already have static A/PTR records in DNS zone ?

Normally you add prerequisites to the update request to say only
add the records if there are no records of the given type.  DHCPD
does this by default.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org