DHCP server Backup and Restore steps

STEPS TO TAKE BACKUP DHCP SERVER 2008

Step to Backup DHCP Server in Windows Server 2008.Open the DHCP Manager, from the server’s Administrative Tools menu. When the console opens, right click on the server name, and then choose the Backup command from the shortcut menu.

After choose the Backup command from the shortcut menu.Windows will prompt you to enter a location for the backup file that you are creating. After entering a location, click OK, and the backup file will be created.

Restoring a DHCP Backup in Windows Server 2008

Step to Restoring a DHCP backup just open the DHCP management console, right click on the server that you want to restore the backup to, and choose the Restore command from the resulting shortcut menu. You can see the Restore option.Specify the location of the backup that you want to restore, and click OK. Windows will now ask you if it is OK to stop and restart the DHCP Server service. Click Yes, and the restore will begin. When the process completes, the DHCP Server service should automatically restart with the new settings.
You must restart the DHCP Server service to work correctly.

Note:Fore Detalis visit http://support.microsoft.com/kb/962355