Enable Secure and NonSecure updates on a zone

To enable both the secure and non secure updates on a zone follow the instructions below.

1. Assume dns server which is acting as a domain controller(DC) for a dns say "myrootdns2003.com" is "dnsserver2003", zone name on which to enable secure/nonsecure updates in "myrootdns2003.com".
2. Open dns management console using the command dnsmgmt.msc
3. In the console tree, browse to the dns zone "myrootdns2003.com", right click on it and select "properties".
4. In the dns zone properties dialog, go to general tab, select "nonSecure and Secure" option in the dynamic updates drop down box.