RTI Connext .NET API (legacy)  Version 6.1.0
"dds.transport.UDPv4.builtin.join_multicast_group_timeout"

On Windows, a network interface may be detected before it is allowed to join a multicast group address. This property adjusts how much time (milliseconds) to wait for the ADD_MEMBERSHIP multicast operation to succeed before withdrawing.

[default] 5000