Enable Secure DynamicUpdates on reverselookup zone

Follow the instruction below to enable secureupdates on a reverselookup zone.

1. Assume the dns server on which the DNS (DomainController) is installed is "dnsserver2003" and reverse lookup zone is "1.168.192.in-addr.arpa".
2. open the dns management console snapin using the command dnsmgmt.msc.


3. In the console tree, browse to the reverse lookup zone, right click on it and click "properties"
tr>3. In the reverse lookup zone properties dialog, go to the general tab and select "secure only" option from Dynamic updates drop down box, click apply and then click ok button.