[rabbitmq-discuss] newbie problem--'Error: unable to connect to node 'rabbit at rabbitmq-small02-dev': nodedown'

Fri Mar 16 17:43:57 GMT 2012

you can allow traffic only between instances in the same security group by
setting the "source" field to the id of the security group

http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/using-network-security.html#adding-security-group-rule

On Fri, Mar 16, 2012 at 18:25, John Stoner <johnstoner2 at gmail.com> wrote:

> [Just a bit of context, some of this conversation happened off list--I'm
> trying to start a rabbitmq cluster on some firewalled EC2 instances, and
> Emile has been helping me identify all the details about ports and
> configuration and all that good stuff.]
>
> We're looking to open fewer ports, not more.* *Is there a minimum we
> could do? Would one work, or would it break something else?
>
> Also, we have these ports open to all TCP.  In the spirit of securing our
> systems, I guess we could open 4369 only to the IPs of the other machines
> in the cluster. Is that a good idea? Can you think of more firewall
> restrictions to add?
>
> On Fri, Mar 16, 2012 at 5:24 AM, Emile Joubert <emile at rabbitmq.com> wrote:
>
> Hi John,
>>
>> On 16/03/12 05:41, John Stoner wrote:
>> > OK, I got it to start with a good config file. what's an appropriate
>> > range for these port numbers?
>>
>> You are free to use any unused port range between 1024 and 65536.
>>
>>
>> -Emile
>>
>>
>
> --
> blogs:
> http://johnstoner.wordpress.com/
> 'In knowledge is power; in  wisdom, humility.'
>
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