Thanks for the reply,
Yes localhost:9200 is accessible & output is:
{
"name" : "JMnD7eU",
"cluster_name" : "App-Cluster",
"cluster_uuid" : "pmE-CY9l6NuVK0TCpvIMKg",
"version" : {
"number" : "5.1.1",
"build_hash" : "4455e21",
"build_date" : "2016-12-06T12:36:15.409Z",
"build_snapshot" : false,
"lucene_version" : "6.3.0"
},
"tagline" : "You Know, for Search"
}