Just FYI, multicast discovery was moved to a plugin in v2.0 [1], deprecated in v2.2 [2] and removed entirely in v5.0 [3] - [1] https://www.elastic.co/guide/en/

Just FYI, multicast discovery was moved to a plugin in v2.0 [1], deprecated in v2.2 [2] and removed entirely in v5.0 [3] - [1] https://www.elastic.co/guide/en/elasticsearch/reference/2.0/breaking_20_removed_features.html#_multicast_discovery_is_now_a_plugin https://www.elastic.co/guide/en/elasticsearch/reference/2.0/... - [2] https://www.elastic.co/guide/en/elasticsearch/plugins/2.2/discovery-multicast.html https://www.elastic.co/guide/en/elasticsearch/plugins/2.2/di... - [3] https://www.elastic.co/guide/en/elasticsearch/plugins/5.1/discovery-multicast.html https://www.elastic.co/guide/en/elasticsearch/plugins/5.1/di...