It was initially configured that way, trying to fix it. Exisiting database is not that big, tried importing using CSV import but received error on almost every line. Any other option to be able to accomplish this?
You can use the discovery tool to detect active IP addresses in a network. Network discovery is used by Network Insight / NetMRI. There is no harm is performing this. You would be doing it purely for your own management of the network/DHCP ranges.