[rabbitmq-discuss] How many ports does RabbitMQ need open?

Simon MacMullen simon at rabbitmq.com
Wed Jun 8 10:22:30 BST 2011

On 08/06/11 03:00, Toby Corkindale wrote:
> Our systems are fairly thoroughly firewalled by default.
> I want to cluster a couple of RabbitMQ nodes.
> It's no problem to ask the sysadmins to open up some ports, and I have
> found how to adjust the kernel inet_dist_listen_* options to limit the
> ports Erlang will use..
> But I wonder how many ports RabbitMQ really needs there?
> Is one port enough? Ten? One hundred? One thousand?

Hi Toby. We've had reports of success with a single port. You'll also 
need to open up port 4369 for epmd.

Cheers, Simon

Simon MacMullen
Staff Engineer, RabbitMQ
SpringSource, a division of VMware

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