Microsoft - Migrate DHCP server to another Windows Server

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Ref:

• Link

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Before migration to the new server:

1. Install features to DHCP feature to the new server via Server Manager.

2. Export the DHCP scope from the existing DHCP server.

   • copy the exported xml file the new server

Export-DhcpServer -ComputerName "Server1.fqdn.com" -File "C:\temp\dhcp.xml" -Leases -Force

1. Stop the current DHCP server

   

2. Disable the “DCHP Server” services

3. On the new server,
   • Import the DHCP scope

     Import-DhcpServer -ComputerName "Server2.fqdn.com" -File "C:\temp\dhcp.xml" -Leases -Force
     

   • Enter the backup path: C:\temp\DHCP-backup.xml
   • Click yes
4. Test on client PC via ipconfig /all, and ipconfig /release
   • Check the DHCP Server ip address is the same as the new server
5. On the old DHCP, decommision
   • Right click on the DHCP

   • Select Manage authorized server …

     

   • Unauthorize the old server