users@glassfish.java.net

Re: multiple clusters on a single multicast IP?

From: Dick Davies <rasputnik_at_hellooperator.net>
Date: Mon, 17 Nov 2008 16:37:56 +0000

On Fri, Nov 14, 2008 at 7:33 PM, Shreedhar Ganapathy
<Shreedhar.Ganapathy_at_sun.com> wrote:
> I would not recommend it. Although the multicast traffic per cluster is
> defined based on clustername and multicast address and port, and Jxta has
> the capability to route the messaging to the right members, it does impose
> the overhead of having to discard messages meant for the other cluster
> received on one cluster.
>
> It is preferable to use a different address and/or port combo.

Thanks , I've given each cluster its own IP and port to be on the safe side.

> Dick Davies wrote:
>>
>> Just a quick sanity check: it's OK to run 2 GFv2 clusters on the same
>> multicast IP address, isn't it?