Github user JonZeolla commented on a diff in the pull request: https://github.com/apache/incubator-metron/pull/564#discussion_r115301858 --- Diff: metron-deployment/packaging/ambari/metron-mpack/src/main/resources/common-services/ELASTICSEARCH/2.3.3/configuration/elastic-site.xml --- @@ -189,7 +189,12 @@ </property> <property> <name>network_host</name> - <value>"_lo:ipv4_","_eth0:ipv4_"</value> - <description>Network interface(s) ES will bind to within each node. Confirm names via ifconfig. Should have entries for primary external and loopback interfaces, with :ipv4 annotation and quote marks around each entry: "_lo:ipv4_","_eth0:ipv4_"</description> + <value>[ _local_ ]</value> + <description>Network interface(s) ES will bind to within each node. Use [ _local_ ] for single-node install; change to [ _local_, _site_ ] (including square brackets) for typical cluster install. See https://www.elastic.co/guide/en/elasticsearch/reference/2.3/modules-network.html for ES documentation.</description> + </property> + <property> + <name>network_publish_host</name> --- End diff -- Shouldn't we just change it to be optional, if it's actually optional?
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