[ros-users] [Discourse.ros.org] [Next Generation ROS] No communication if no gateway is set

[Dirk Thomas]

Maybe nobody else has answered since nobody knows the answer to your question out of the head. I quick [Google search](http://lmgtfy.com/?q=udp+multicast+gateway) seems to indicate that a gateway might be required for udp multicast which are being used for the DDS discovery.





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