Consider the following scenarios: Scenario 1 You have two DHCP servers that are running Windows Server 2008 R2. You set up a split-scope configuration on both DHCP servers. You make identical reservations on both DHCP servers. A DHCP client that reserves an IP address broadcasts a DISCOVER packet and bothRead More →
While creating a reservation in a DHCP scope (Windows 2008 R2) I received the error mentioned. After some investigation I discovered that Windows 2008 R2 doesn’t allow reservations that are not in the scope, although the subnetmask (for example 255.255.0.0) is big enough. Changing the subnetmask isn’t an option, so youRead More →
When importing multiple scopes after each other you get the “cannot find the file specified”. It’s a bug (not a feature :-)). Solution is to exit after each import.Read More →
Use the following steps to migrate the DHCP configuration & settings : Logon to the source (W2K3) server Start the command prompt (cmd.exe) netsh DHCP server 127.0.0.1 export W2K3DHCP all or export W2K3DHCP <scope, e.q. 10.1.1.0> Copy the export file to the other (W2K8) server stop the DHCPSERVER net stopRead More →