hi,
We're currently trying to have a setup where applications on the host are publishing/subscribing to their counterparts running inside the docker container.
Lets take a very simple request/reply example copied from https://community.rti.com/static/documentation/connext-dds/6.0.1/doc/api/connext_dds/api_cpp2/group__RequestReplyExampleModule.html#RequestReplyExampleModule_requester_create