Runtime Preferences

Connectivity Check
Connectivity Check URL

Set the URL which is contacted by ntopng to check Internet connectivity, this overwrites the default URL (https://github.com). When the provided URL is unreachable, ntopng runs in Offline mode. In case ntopng is behind a proxy, please also configure the proxy.

Report
Throughput Unit

Select the throughput unit to be displayed in traffic reports.

Hosts
Mask Host IP Addresses

For privacy reasons it might be necessary to mask hosts IP addresses. For instance if you are an ISP you are not supposed to know which local addresses are accessing remote hosts.

Use MAC Address in Flow Key

Use the MAC Address to generate the flow key. This is suggested in case the same IP can be seen using different MAC Addresses (e.g. a load balancer).

Flow Table
Enable Full Flow Statistics

Toggle to enable or disable full flow traffic statistics.

Flow Table Begin Column

Add/Remove the Begin column from flow table. Represents the first seen of the flow and it can be sorted.

Flow Table Time

Time of the flow displayed into the flow table graph. Choose between the duration of the flow and the last time you saw the flow

Flow Table Probe Order

Order the probe filter by IP or Name (Useful only if at least one probe is available)