In vRealize Network Insight, you can configure different IP properties for better security planning and identification. What to read next Import the DNS mapping fileYou can upload your DNS mapping file on vRealize Network Insight to provide information about flows between physical devices. The supported file formats are the Bind and CSV file format. Ensure that you have placed these files in a single ZIP file. Configure Mapping Between Subnet and a VLAN You can define a mapping between subnet and a VLAN. Configuring East-West and North-South IPsIn vRealize Network Insight, you can override IP addresses, IP ranges, and subnets as either private IPs (East-West IPs) or public IPs (North-South IPs). Parent topic: Configuring vRealize Network Insight Settings