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How to move a DHCP database from a computer that is running Windows Server 2003 to Windows Server 2008Article ID: 962355 -?View products that this article applies to.Expand all?|?Collapse allSource:?Microsoft SupportBack to the top?|?Give FeedbackRAPID PUBLISHINGRAPID PUBLISHING ARTICLES PROVIDE INFORMATION DIRECTLY FROM WITHIN THE MICROSOFT SUPPORT ORGANIZATION. THE INFORMATION CONTAINED HEREIN IS CREATED IN RESPONSE TO EMERGING OR UNIQUE TOPICS, OR IS INTENDED SUPPLEMENT OTHER KNOWLEDGE BASE INFORMATION.Back to the top?|?Give FeedbackSymptomThis article describes how to move a Dynamic Host Configuration Protocol (DHCP) database from a computer that is running Microsoft Windows Server 2003 to Microsoft Windows Server 2008.???You may be unable to see the Leases in the Address Leases option on the DHCP Server and the content in Reservations may be unavailable after you restore the DHCP configuration GUI from Windows Server 2003 to Windows Server 2008.???If you migrate or export the database through DHCP MMC, the migration fails.??Back to the top?|?Give FeedbackCauseThis issue is caused when you use the DHCP GUI to migrate the DHCP database from Windows Server 2003 to Windows Server 2008.?Back to the top?|?Give FeedbackResolutionExport the DHCP database from Windows 2003:1.?????????????????? On the Windows 2003 DHCP server, navigate to a command prompt?2.?????????????????? Type the following Command:?netsh3.?????????????????? Type the following Command:?DHCP4.?????????????????? Type the following Command:?server?<\\Name or IP Address>5.?????????????????? Type the following Command:?export c:\w2k3DHCPdb allNote?You must have local administrator permissions to export the data.?Import the DHCP database1.?????? Copy the exported DHCP database file to the local hard disk of the Windows Server 2008-based computer.?2.?????? Install the DHCP Role on the server.?3.?????? Stop the DHCP server service on the server.? To do this, follow these steps:?a.?????? Log on to the target DHCP server by using an account that is a member of the local Administrators group.?b.????? Click?Start, click?Run, type?cmd?in the?Open?box, and then click?OK.?c.?????? At the command prompt, type?net stop DHCPserver?, and then press?ENTER. You receive a?"The Microsoft DHCP Server service is stopping. The Microsoft DHCP Server service was stopped successfully"?message.?d.????? Type?exit, and then press?ENTER.?4.?????? Delete the DHCP.mdb file under c:\windows\system32\DHCP folder.?5.?????? Start the DHCP server service.?6.?????? Right-click on the Command Prompt (cmd) and select run as administrator, to open the?cmd?prompt using elevated privileges.?Note?You must have local administrator permissions to import the data.?7.?????? Type the following Command:?netsh8.?????? Type the following Command:?DHCP9.?????? Type the following Command:?server <\\Name or IP Address>10.?? Type the following Command:?import c:\w2k3DHCPdb11.?? Restart DHCP and verify the database has moved over properly.??Back to the top?|?Give FeedbackMore InformationWhile exporting the configuration on the Windows 2003 Server, using?netsh, you may see an error message similar to one of the following:?·???????? Access is denied?·???????? An attempt was made to load a program with an incorrect format.?????In this case following steps can be followed to export the DHCP database.?1.?????????????????? On the Windows 2003 DHCP server which had the original database, at a cmd prompt type the following command:?netsh DHCP server dump >c:\DHCPdump.txt2.?????????????????? Copy the DHCPdump.txt to another Windows 2003 box?3.?????????????????? Open up the text file and edited the text file with a find and replace changing the IP address from the old to the new Windows 2008 server, and then save the file.?4.?????????????????? Stop the DHCP server service and delete the contents of the DHCP folder and subfolders.?5.?????????????????? Start the DHCP server.?6.?????????????????? Right-click on the Command Prompt (cmd) and select run as administrator, to open the?cmd?prompt using elevated privileges.?Note?You must have local administrator permissions to import the data.???7.?????????????????? At the command prompt type:?netsh exec DHCPdump.txt8.?????????????????? At the command prompt type:?netsh DHCP server initiate reconcile9.?????????????????? Open up the console and check that all of the options are intact and the Reservations are present.?10.?????????????? At the command prompt type:?netsh DHCP server export c:\DHCP.txt all ................
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