Separate names with a comma.
Subject says all.. Its two or perhaps three question about ElasticSearch and XF specific add-on. I do not ask for help just a general use of that...
Forums use Xenforo Enhanced Search so relies on Elasticsearch. Just updated using official Elasticsearch YUM repository to version 1.4.4...
Forums updated to Xenforo 1.3.3 and Enhanced Search 1.1.0 addon.