ES nodes in various hosts are not connecting for ElasticSearch clusterformation in managed network

In Managed network of rancher doesnot works for elasticsearch cluster.
i have run three nodes in various nodes in Rancher swarm mode , with parameter for connecting cluster are also applied .

while running there is no error , but it seems that there is no one cluster , there are three cluster .

how can i connect nodes in various host for cluster setup in managed network of rancher???