Marking IP Addresses as Unusable by the DHCP Service

You can use the pntadm -M command with the -f UNUSABLE option to mark addresses as unusable.

In DHCP Manager, you use the Address Properties dialog box, shown in Figure 14–10, to mark individual addresses. You use the Modify Multiple Addresses dialog box, show in Figure 14–11, to mark multiple addresses, as described in the following procedure.