NetworkStackLatency

Deprecated round-trip probe over the whole network stack. Fed the in-game debug graph's ping and Realms latency telemetry; sent by both sides.

network-stack-latency.bin

struct NetworkStackLatency {
  uint64 (LE)                                  CreateTime;
  bool                                         FromServer;
}

Structure

Field	Type	Description
Create Time	uint64 (LE)
From Server	bool

Superseded in practice by transport-level RTT (RakNet pings / SCTP stats on NetherNet).