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

Thu Jun 9 08:55:12 BST 2011

On 09/06/2011 1:35AM, Toby Corkindale wrote:
> Ah, you're thinking of when it is clients connecting to the MQ.
> I'm talking about clustering multiple RabbitMQ nodes.
>
> It definitely needs a few more - the erlang port mapper on 4369 for
> starters - and then some more that erlang dynamically chooses. (Although
> can be limited to a range with the parameters I mentioned below)
>
> I'm curious to know how many are really needed for those extras; if I
> limit the range to just 5 ports, am I likely to hit troubles? How about
> 100 ports?

Hi Toby. In my mail I *was* talking about clustering - like I said, 
although it's not a configuration we test we've heard of people running 
with that range collapsed to one port and not running into problems.

Cheers, Simon