Re: [jgroups-users] Auto Discovery Question

If the data center doesn't support IP multicasting, then you have to 
fall back to a TCP-based config, perhaps with TCPPING as discovery 
protocol. See the manual for details

On 25/03/16 22:39, Questions/problems related to using JGroups wrote:
> Hello,
> my cluster does a simple thing:
> - a node is asking everybody - "do you have this thing?"
> - if yes - "give it to me"
> - if not - "I'll make it myself"
>
> It is all done via RpcDispatcher and everything works well on my local
> machine, when I'm running all the nodes locally.
>
> Once I've deployed it on the Virtual Machines in Data Center (Digital
> Ocean), my nodes stopped seeing each other.
>
> I've tried to troubleshoot by following the documentation, but I'm no
> Linux/LAN expert.
> I guess I need to set up my Linux (CentOS) to support unicast, or
> something like this.
> Could you point me to some direction, where I could find exactly what I
> need? Or better if there is a step by step documentation of how to
> enable Linux Cluster work with JGroups?
>
> BTW: I'm using default configuration udp.xml, maybe I could use some
> other config file, which would make my life easier running the cluster
> in a Data Center?
>
> Thanks in advance,
> Eugene
>
>
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-- 
Bela Ban, JGroups lead (http://www.jgroups.org)


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