[rabbitmq-discuss] Clustering behind a firewall

Wed May 28 08:58:18 BST 2014

On 22/05/14 03:06, james.rivettcarnac at neo.com wrote:
> I'm having some issues with clustering and a firewall.  During setup of
> the cluster over tcp, epmd opens a bunch of ephemeral ports > 30000 that
> vanish after the clustering is set up.

These are *outbound* ports, i.e. the local end of a connection to a 
remote epmd.

I don't think there's any way to control the allocation of these ports.

Matthias.