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From Juho Mäkinen <juho.maki...@gmail.com>
Subject Re: Multi Datacenter / MultiRegion on AWS Best practice ?
Date Mon, 27 Oct 2014 16:44:53 GMT
Hi!


> 2014-10-23 11:16 GMT+02:00 Alain RODRIGUEZ <arodrime@gmail.com>:
>>
>> We are currently wondering about the best way to configure network
>> architecture to have a Cassandra cluster multi DC.
>>
>> On solution 2, we would need to open IPs one by one on 3 ports (7000,
>> 9042, 9160) at least. 100 entries in a security group would allow us to
>> have a maximum of ~30 nodes
>>
>
You can also allow those ports from everywhere and then use local iptables
to limit the access to only those IPs which you are actually using. You'll
most certainly need some kind of configuration management system for this
(Chef, puppet, salt-stack etc).

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