You can add or delete subnets for IP blocks.


Verify that Manager mode is selected in the NSX Manager user interface. See NSX Manager. If you do not see the Policy and Manager mode buttons, see Configure User Interface Settings.


  1. From your browser, log in with admin privileges to an NSX Manager at https://<nsx-manager-ip-address>.
  2. Select Networking > IP Address Pools > IP Blocks.
  3. Click the name of an IP block.
  4. Click the Subnets tab.
  5. To add a subnet, click Add.
    1. Enter a name and optionally a description.
    2. Enter the size of the subnet.
  6. To delete one or more subnets, select the subnets.
    1. Click Delete.