85a8d692_C_____Twin_Oaks_Computing__Inc__Description
[Environment Variable] COREDX_RX_BUFFER_SIZE [Values] 401 - 65536 [Description] 
This environment variable determines the receive buffer size of every Domain Participant. By default, this buffer is dynamically sized based on the data packets received by the DomainParticipant.
CoreDX DDS Quick Start Guide for C++ | Twin Oaks Computing, Inc
Description