RTI Connext .Net APIs  Version 6.0.1
"dds.transport.UDPv6.builtin.enable_v4mapped"
RTI Connext DDS API Reference » Pluggable Transports » Built-in Transport Plugins » UDPv6 Built-in Transport Properties

Set this to 1 to turn on processing of IPv4 addresses. Note that this may make it incompatible with use of the UDPv4 transport within the same domain participant.

[default] 0.

RTI Connext .Net APIs Version 6.0.1 Copyright © Sat Nov 23 2019 Real-Time Innovations, Inc