How to back up and restore a DNS configuration

Backup:

1. Stop DNS Service

2, open regedit, find Hklmsystemcurrentcontrolsetservicesdns

3. Export this branch of DNS. Named DNS-1

4, Find Hklmsoftwaremicrosoftwindowsntcurrentversiondnsserver

5, the DNSServer branch export, named DNS-2

6, open Windowssystem32dns, all of which *.dns files copied out, and Dns-1.reg and Dns-2.reg saved together.

Back up the above content.

Recovery:

1, when the DNS server in the zone fails, re-establish a win2003 server, and the DNS server to be replaced by the same name, set the same DNS suffix and IP address.

2. Install and start the DNS service in the new system.

3. Copy the *.dns file from the previous backup to the Windowssystem32dns folder of the new system.

4, disable the DNS service.

5, the backup of the Dns-1.reg and Dns-2.reg import into the registry.

6, restart the DNS service.