After you deploy Network Discovery (either in a single container or multiple container system) and set up a Configuration in Address Manager, you can work with it in Address Manager.
From within Address Manager, click the IP Space tab.
On the right side of the page, select the Configuration that you set up previously.
From the IPv4 tab, choose IPv4 Reconciliation Policies, then select the desired policy.
In the selected policy, click the Details tab.
Check the General information and Discovered Devices to make sure Network Discovery is working.
Select the IPv4 Reconciliation tab.
Check the IP Address list to make sure you see the addresses you expect.