For anyone who might be struggle wit the same problem, i solved it by: - enabling multicast in the kernel on the embedded board, - adding a loopback address to the kernel route ip table with: $ route add -net 224.0.0.0/4 dev lo Thanks for answering to @tfoote --- [Visit Topic](https://discourse.ros.org/t/ros2-compiled-from-source-relocate/1812/5) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: