DHCP Migration

Migration of DHCP from Windows Server 2003 to Windows Server 2012

July 14th 2015 is the End of support for Windows Server 2003, many organizations started to plan for migration from Server 2003 to Server 2012 R2
I hope this link will help you during migration process

Exporting the DHCP database on Windows Server 2003

On the Windows 2003 DHCP server, navigate to a command prompt
Type the following Command: netsh
Type the following Command: DHCP
Type the following Command: server \\Name or IP Address
Type the following Command: export c:\ITmig2k3dhcp_move all

Note: You must have local administrator permissions to export the data.

Importing the DHCP database on Windows Server 2012R2

Copy the exported DHCP database file to the local hard disk of the Windows Server 2012-based computer.

NOTE: Add a DHCP Server Roles if it is not installed

Stop DHCP service (Right click the DHCP server, then select Stop Services)

Delete the DHCP.mdb file under c:\windows\system32\DHCP folder.

Start DHCP service (Right click the DHCP server, then select Start Services)

Select Command Prompt (Admin) to open the cmd prompt using elevated privileges.

Type the following Command: netsh
Type the following Command: DHCP
Type the following Command: server \\Name or IP Address
Type the following Command: import c:\ ITmig2k3dhcp_move
Close the command prompt when completed.
Restart DHCP service
Disable and remove DHCP on Windows 2003 server.