Measure Latency
ObjectNet uses a lot of measurement systems to keep peers synchronized, some of those are provided by Operational System or Unity, nonetheless, ObjectNet has a custom measurement system to get more accurate information.
One of those measure is the latency. The latency is the time that a package takes for one peer to arrive at the server.
To enable internal latency measure you need to enable "Measure Latency" on NetworkPrefab.