[ClusterLabs] Corosync on a home network

J Martin Rushton martinrushton56 at btinternet.com
Tue Sep 12 17:56:42 EDT 2017

On 12/09/17 19:38, Ken Gaillot wrote:
> On Mon, 2017-09-11 at 23:38 +0100, J Martin Rushton wrote:
>> I've had it switched off over the last week whilst I've been trying to
>> sort this out, but forgot tonight.  It must be the combination of
>> setting multicast_querier and stopping the firewall that is needed.  I
> FYI this should open the requisite ports:
> firewall-cmd --permanent --add-service=high-availability
> firewall-cmd --reload
Thanks for that.  I've always used the GUI in CentOS 7, though I had
been frustrated not being able to find corosync there.  High
availability was checked on in the GUI, so I went ahead and tried things
- failure.  I then slapped my head and ran your commands on the VMS,
restarted and success.


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