# How to choose right version

**URL:** <https://discuss.elastic.co/t/how-to-choose-right-version/66496>\
**Category:** Elasticsearch\
**Created:** [November 18, 2016, 7:37am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496 "2016-11-18T07:37:55Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![shawnzhao](https://avatars.discourse-cdn.com/v4/letter/s/71c47a/32.png) [@shawnzhao](https://discuss.elastic.co/u/shawnzhao)\
**Post date:** [November 18, 2016, 7:37am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496/1 "2016-11-18T07:37:55Z")

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hi guys,  
i want to know how to match the right version between logstash and elasticsearch。  
for example，after 2.x ，i can easy find the right version both logstash and elasticsearch。  
but 1.x，it is not very clear ！so anybody can tell me ,how to choose the right version?  
thanks !

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [November 18, 2016, 8:02am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496/2 "2016-11-18T08:02:44Z")

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Just start with 5.0.  
Why would you like to use older versions?

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<div class="post-metadata">

**Author:** ![shawnzhao](https://avatars.discourse-cdn.com/v4/letter/s/71c47a/32.png) [@shawnzhao](https://discuss.elastic.co/u/shawnzhao)\
**Post date:** [November 18, 2016, 8:29am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496/3 "2016-11-18T08:29:52Z")

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after 2.x version,the nodes in cluster can not automatic find each other,must config the elasticsearch.yml , modify the discovery.zen.ping.unicast.hosts: [" host1", "host2:port"],but before 2.x version,it is needn't do this.

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [November 18, 2016, 8:53am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496/4 "2016-11-18T08:53:57Z")

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what is the problem of not sniffing your entire network?

You don't know your infra?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [December 16, 2016, 8:54am UTC](https://discuss.elastic.co/t/how-to-choose-right-version/66496/5 "2016-12-16T08:54:06Z")

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