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- From the Infoblox Portal, click ManageConfigure > Networking > IPAM/DHCP > Address Spaces.
- Click IP Space > Address Block > Subnet > corresponding Range.
- On the Range page, select Exclusion Range from the Create drop-down list.
- On the Create Range page, under DHCP Exclusion Ranges, click Add and specify the following:
- Start Address: Enter the first IP address in the exclusion range.
- End Address: Enter the last IP address in the exclusion range.
- Comment: Enter a comment about the exclusion range.
- Click Save & Close to save the created exclusion range.
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