Re: DNS not removing entried

From: Lee (leweb2000_at_hotmail.com)
Date: 11/17/04 

Date: Tue, 16 Nov 2004 22:58:57 -0600

You've got to set a ttl(time to live) for the records in the zone and enable
scavenging for the zone.

Lee

"Mike" <mike_bergin@yahoo.com> wrote in message
news:10802859.0411151156.3655be83@posting.google.com...
> Hi,
> We have a windows 2000 domain, 2 DC's in one office and 5 more DC's in
> outer offices. same domain.
> We run DNS on the DC's, and we have DHCP servers that are set to
> update DNS.
> What I am seeing is that we now have over 2500 entries in our DNS for
> machines, but we have NOWHERE NEAR 2500 machines. It looks like when a
> PC is removed from AD or renamed or moved to a different vlan, the
> entry stays in DNS. See below:
> GX270-XP Host (A) 192.168.24.55
> horochiwsky-ph Host (A) 192.168.24.55
> mcafeewil-ph Host (A) 192.168.24.55
> grp1776a Host (A) 192.168.24.56
> reevemA-4ph Host (A) 192.168.24.56
> KrasnyM-PH Host (A) 192.168.24.57
> mrv9051nnnnnnnn Host (A) 192.168.24.57
> mrv9051xp Host (A) 192.168.24.57
> crawfordj-4ph Host (A) 192.168.24.58
> FrenchSJ-PH Host (A) 192.168.24.58
> CarulliE-PH Host (A) 192.168.24.59
> gwa9064gwa9064n Host (A) 192.168.24.59
> KSK1853 Host (A) 192.168.24.59
> mrv9051e Host (A) 192.168.24.59
> mrv9051ekk Host (A) 192.168.24.59
> mrv9051exx Host (A) 192.168.24.59
> SplaverS-PH Host (A) 192.168.24.59
>
> This is causing all kinds of problems with our DNS.
> Any ideas? (I was assuming with DDNS that when a pc joined the domain
> it was automatically added to dns, and when it was removed or
> replaced, the entry was deleted)
> Thanks!

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