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By default, CostOS Server runs on port 8080 and JMS port 61616 (and hence is available at (http://<yourserver>:8080/ces, eg. http://localhost:8080/ces).
If you want to run another CostOS Server instance but already has a service claiming port 8080 and 61616, there will be a conflict, and CostOS Server will fail to start. You may see errors like this:
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