SubStreamID GetSubStreamID() const;
None.
SubStreamID
For reliable communication, gets the SubStreamID to use during sending.
The default is SubStreamIDDefine::SYSTEM, shared with the system.
SubStreamIDDefine::SYSTEM
SubStreamIDDefine, StreamSettings::SetMaxUserReliableSubStreams
SubStreamIDDefine
StreamSettings::SetMaxUserReliableSubStreams
CONFIDENTIAL